Update cakephp/cakephp requirement from ^3.6 to ^4.0

[dependabot-preview[bot]]

Updates the requirements on cakephp/cakephp to permit the latest version.

Release notes

*Sourced from [cakephp/cakephp's releases](https://github.com/cakephp/cakephp/releases).* > ## CakePHP 4.0.0 released > The CakePHP team is thrilled to announce the immediate availability of 4.0.0. This is release begins a new chapter for CakePHP as 4.0 is now API stable and the release windows for 2.x and 3.x begin. > > Key Features > ------------ > > * PHP 7.2 required. > * Streamlined APIs with all deprecated methods and behavior removed. > * Additional typehints across the framework giving you errors faster. > * Improved error messages across the framework. > * A refreshed application skeleton design. > * New database types for fixed length strings (CHAR), datetime with > microseconds, and datetime with timezone types. > * ``Table`` now features ``OrFail`` methods that raise exceptions on failure > making error handling more explicit and straightforward. > * Middleware for CSP headers, Form tampering prevention, and HTTPS enforcement. > * ``Cake\Routing\Asset`` to make generating asset URLs simple from anywhere in > your application code. > * ``FormHelper`` now generates HTML5 validation errors. > * ``FormHelper`` now generates HTML5 datetime input elements. > > Upgrading to 4.0 > ---------------- > > While 4.0 contains a number of > breaking changes we have prepared an exhaustive [migration guide](https://book.cakephp.org/4/en/appendices/4-0-migration-guide.html) covering all the deprecated, removed, and new features. > > Additionally, we have put together an [upgrade guide](https://book.cakephp.org/4/en/appendices/4-0-upgrade-guide.html) which gives a step-by-step guide and CLI tool to help you upgrade your application. These documents and companion tool will only improve as we collect more feedback from people upgrading. > > Contributors to 4.0.0 > --------------------- > > CakePHP 4.0 would not have been possible without the hard work and contributions from the following folks: > > * ADmad > * Albert Cansado Solà > * Chetan Varshney > * Corey Taylor > * Edgaras Janušauskas > * Erwane Breton > * Florian Krämer > * Ian den Hartog > * Iandenh > * Ilie Pandia > * Jason Horvath > * Jeremy Harris > * Jorge González > * José Lorenzo Rodríguez > * Ján Súkeník > * Karma Dice > ... (truncated)

Commits

- [`767b164`](https://github.com/cakephp/cakephp/commit/767b164747df789db8c0fbcf3bcf9eaf3be55b38) Update version number to 4.0.0 - [`cafb1a2`](https://github.com/cakephp/cakephp/commit/cafb1a25c07f4273f9e73d6aee46efbeeb6556bd) Fix CS error - [`bbbb505`](https://github.com/cakephp/cakephp/commit/bbbb505da4e3f0f7f1c94892bdc9cd3ebfb30276) Remove merge markers. - [`af1e479`](https://github.com/cakephp/cakephp/commit/af1e479edcd90f95513434f6b0443ff69c399978) Merge pull request [#14025](https://github-redirect.dependabot.com/cakephp/cakephp/issues/14025) from othercorey/4.x-number-typehints - [`9fbfcb3`](https://github.com/cakephp/cakephp/commit/9fbfcb3c53f5351d0d14ab74e455411f8eaff3c0) Merge pull request [#14019](https://github-redirect.dependabot.com/cakephp/cakephp/issues/14019) from cakephp/4.x-log - [`00e5278`](https://github.com/cakephp/cakephp/commit/00e52784d508b262213e851de43754cfbeafd374) Merge pull request [#14017](https://github-redirect.dependabot.com/cakephp/cakephp/issues/14017) from othercorey/4.x-tableschema-primarykey - [`2e5e963`](https://github.com/cakephp/cakephp/commit/2e5e963899e9e12f7eb0159dbf7622d0c4dd435c) Merge pull request [#14018](https://github-redirect.dependabot.com/cakephp/cakephp/issues/14018) from othercorey/4.x-context-primarykey - [`f264f50`](https://github.com/cakephp/cakephp/commit/f264f506b2f0663d8e448e82f5fbf0d85f30395e) Added typehints to Number::get/setDefaultCurrentFormat() - [`e1b7507`](https://github.com/cakephp/cakephp/commit/e1b75074e6189e09ac815f1f6bf91c4d9cdd999c) Merge branch '3.next' into 4.x - [`266684e`](https://github.com/cakephp/cakephp/commit/266684e39f63fb8d944c73f062b7b17f53353acd) Merge branch 'master' into 3.next - Additional commits viewable in [compare view](https://github.com/cakephp/cakephp/compare/3.6.0...4.0.0)

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot merge` will merge this PR after your CI passes on it - `@dependabot squash and merge` will squash and merge this PR after your CI passes on it - `@dependabot cancel merge` will cancel a previously requested merge and block automerging - `@dependabot reopen` will reopen this PR if it is closed - `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself) - `@dependabot use these labels` will set the current labels as the default for future PRs for this repo and language - `@dependabot use these reviewers` will set the current reviewers as the default for future PRs for this repo and language - `@dependabot use these assignees` will set the current assignees as the default for future PRs for this repo and language - `@dependabot use this milestone` will set the current milestone as the default for future PRs for this repo and language - `@dependabot badge me` will comment on this PR with code to add a "Dependabot enabled" badge to your readme Additionally, you can set the following in your Dependabot [dashboard](https://app.dependabot.com): - Update frequency (including time of day and day of week) - Pull request limits (per update run and/or open at any time) - Out-of-range updates (receive only lockfile updates, if desired) - Security updates (receive only security updates, if desired)

[ADmad]

Dumb bot.

[dependabot-preview[bot]]

OK, I won't notify you again about this release, but will get in touch when a new version is available. If you'd rather skip all updates until the next major or minor version, let me know by commenting @dependabot ignore this major version or @dependabot ignore this minor version.

If you change your mind, just re-open this PR and I'll resolve any conflicts on it.