ci(deps): bump PurpleBooth/changelog-action from 0.3.0 to 0.3.1

Bumps [PurpleBooth/changelog-action](https://github.com/PurpleBooth/changelog-action) from 0.3.0 to 0.3.1.
- [Release notes](https://github.com/PurpleBooth/changelog-action/releases)
- [Commits](PurpleBooth/changelog-action@v0.3.0...v0.3.1)

---
updated-dependencies:
- dependency-name: PurpleBooth/changelog-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/pipeline.yml

@@ -218,7 +218,7 @@ jobs:
           target
     - uses: actions/download-artifact@v2
       name: Retrieve assets
-    - uses: PurpleBooth/changelog-action@v0.3.0
+    - uses: PurpleBooth/changelog-action@v0.3.1
       name: Generate changelog
       with:
         args: -v v${{ needs.release.outputs.previous_version }}..v${{ needs.release.outputs.current_version