Update dependency webpack-cli to v3.3.7

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
webpack-cli	devDependencies	patch	3.3.4 -> 3.3.7

---

Release Notes

webpack/webpack-cli

### [`v3.3.7`](https://togithub.com/webpack/webpack-cli/releases/v3.3.7) [Compare Source](https://togithub.com/webpack/webpack-cli/compare/v3.3.6...v3.3.7) Version 3.3.7 comes with vulnerability patches and a bugfix to using the CLI when there is no configuration file present. A full changelog found [here](https://togithub.com/webpack/webpack-cli/blob/master/CHANGELOG.md#​337-2019-08-18) ### [`v3.3.6`](https://togithub.com/webpack/webpack-cli/releases/v3.3.6) [Compare Source](https://togithub.com/webpack/webpack-cli/compare/v3.3.5...v3.3.6) Webpack CLI v3.3.6 is a security patch that fixes vulnerabilities. Please upgrade if not done so already. A full changelog available [here](https://togithub.com/webpack/webpack-cli/blob/master/CHANGELOG.md#​336-2019-07-14) Stay safe🙏🏽 ### [`v3.3.5`](https://togithub.com/webpack/webpack-cli/blob/master/CHANGELOG.md#​335-2019-06-23) [Compare Source](https://togithub.com/webpack/webpack-cli/compare/v3.3.4...v3.3.5) [Full Changelog](https://togithub.com/webpack/webpack-cli/compare/v3.3.4...v3.3.5) #### Chore - remove donation section ([76b75ac](https://togithub.com/webpack/webpack-cli/commit/76b75ac)) - update pkg lock ([8913928](https://togithub.com/webpack/webpack-cli/commit/8913928)) - deps: update major versions ([#​969](https://togithub.com/webpack/webpack-cli/pull/969)) - packages: lock dependencies versions ([#​958](https://togithub.com/webpack/webpack-cli/pull/958)) - scripts: clean opencollective ([cd54ba5](https://togithub.com/webpack/webpack-cli/commit/cd54ba5)) - scripts: clean postinstall ([0c1f6b6](https://togithub.com/webpack/webpack-cli/commit/0c1f6b6)) - ts: enables source map in the ts ([#​961](https://togithub.com/webpack/webpack-cli/pull/961)) - added await in order to resolve the pending promise ([#​948](https://togithub.com/webpack/webpack-cli/pull/948)) #### CLI - remove donation prompt ([a37477d](https://togithub.com/webpack/webpack-cli/commit/a37477d)) #### Fix - deps: move prettier from dependencies to devDependencies ([#​968](https://togithub.com/webpack/webpack-cli/pull/968)) - change "usr strict" to "use strict" ([670efc7](https://togithub.com/webpack/webpack-cli/commit/670efc7)) - update deps ([69f364e](https://togithub.com/webpack/webpack-cli/commit/69f364e))

---

Renovate configuration

:date: Schedule: At any time (no schedule defined).

:vertical_traffic_light: Automerge: Disabled by config. Please merge this manually once you are satisfied.

:recycle: Rebasing: Whenever PR becomes conflicted, or if you modify the PR title to begin with "rebase!".

:no_bell: Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR has been generated by Renovate Bot. View repository job log here.