chore(deps): update dependency karma-sourcemap-loader to ^0.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
karma-sourcemap-loader	^0.3.8 -> ^0.4.0

---

Release Notes

demerzel3/karma-sourcemap-loader

### [`v0.4.0`](https://togithub.com/demerzel3/karma-sourcemap-loader/blob/HEAD/CHANGELOG.md#​040---2022-02-05) [Compare Source](https://togithub.com/demerzel3/karma-sourcemap-loader/compare/da0051d19137f682cc99ef9ff95c83aebd599703...0.4.0) ##### Added - Allow remapping or otherwise changing source paths in source maps - Allow changing `sourceRoot` in source maps - Allow adapting the source map files alone, if served separately by the Karma web server - Add option `onlyWithURL` to disable the source map loading for files without `sourceMappingURL` - Add option `strict` for a strict error handling of invalid and/or missing source maps ##### Fixed - Fix handling of raw (URI-encoded) source maps - trim the leading , before parsing the content - Warn about a missing external source map, is the source mapping URL is invalid - Handle malformed source map content as a warning or failure

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

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

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

🔕 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 Mend Renovate. View repository job log here.