Bump strong_migrations from 0.6.1 to 0.6.6

[dependabot-preview[bot]]

Bumps strong_migrations from 0.6.1 to 0.6.6.

Changelog

Sourced from strong_migrations's changelog.

0.6.6 (2020-05-08)

• Added warnings for missing and long lock timeouts
• Added install generator

0.6.5 (2020-05-06)

• Fixed deprecation warnings with Ruby 2.7

0.6.4 (2020-04-16)

• Added check for add_reference with foreign_key: true

0.6.3 (2020-04-04)

• Increasing precision of decimal or numeric column is safe in Postgres 9.2+
• Making decimal or numeric column unconstrained is safe in Postgres 9.2+
• Changing between timestamp and timestamptz when session time zone is UTC in Postgres 12+
• Increasing the length of a varchar column from under 255 up to 255 in MySQL and MariaDB
• Increasing the length of a varchar column over 255 in MySQL and MariaDB

0.6.2 (2020-02-03)

• Fixed PostgreSQL version check

Commits

• 9354d40 Version bump to 0.6.6 [skip ci]
• 668ef9b Moved lock timeout first
• 6fedafd Added install generator
• f88febe Added warnings for missing and long lock timeouts
• 0cbba85 Version bump to 0.6.5 [skip ci]
• 4e133d9 Fixed tests for Active Record 6.0.3 bug
• 5b6b75d Confirm test failure is due to Rails 6.0.3 rather than previous commit
• 1875579 Fixed deprecation warnings with Ruby 2.7
• 46bc658 Version bump to 0.6.4 [skip ci]
• 4ae9c0e Updated readme [skip ci]
• Additional commits viewable in compare view

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)

[dependabot-preview[bot]]

Superseded by #138.