Update dependency css-loader to v5.0.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
css-loader	devDependencies	patch	5.0.0 -> 5.0.1

---

Release Notes

webpack-contrib/css-loader

### [`v5.0.1`](https://togithub.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md#​501-httpsgithubcomwebpack-contribcss-loadercomparev500v501-2020-11-04) [Compare Source](https://togithub.com/webpack-contrib/css-loader/compare/v5.0.0...v5.0.1)

---

Renovate configuration

:date: Schedule: "every weekend" in timezone Asia/Tokyo.

:vertical_traffic_light: Automerge: Enabled.

:recycle: Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

: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 WhiteSource Renovate. View repository job log here.