Bump toolmantim/release-drafter from 5.2.0 to 5.21.0 (#343)

Bumps [toolmantim/release-drafter](https://github.com/toolmantim/release-drafter) from 5.2.0 to 5.21.0.
- [Release notes](https://github.com/toolmantim/release-drafter/releases)
- [Commits](release-drafter/release-drafter@v5.2.0...v5.21.0)

---
updated-dependencies:
- dependency-name: toolmantim/release-drafter
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

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

.github/workflows/release-management.yml

@@ -11,6 +11,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # Drafts your next Release notes as Pull Requests are merged into "master"
-      - uses: toolmantim/release-drafter@v5.2.0
+      - uses: toolmantim/release-drafter@v5.21.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}