Bump metcalfc/changelog-generator from 3.0.0 to 4.0.1 (#320)

Bumps [metcalfc/changelog-generator](https://github.com/metcalfc/changelog-generator) from 3.0.0 to 4.0.1.
- [Release notes](https://github.com/metcalfc/changelog-generator/releases)
- [Changelog](https://github.com/metcalfc/changelog-generator/blob/main/release-notes.png)
- [Commits](metcalfc/changelog-generator@v3.0.0...v4.0.1)

---
updated-dependencies:
- dependency-name: metcalfc/changelog-generator
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -201,7 +201,7 @@ jobs:
     - name: Generate changelog
       id: changelog
       if: ${{ env.OBS_PREPARE_RELEASE == 'true' }}
-      uses: metcalfc/changelog-generator@v3.0.0
+      uses: metcalfc/changelog-generator@v4.0.1
       with:
         myToken: ${{ secrets.GITHUB_TOKEN }}