build(deps): bump fpicalausa/remove-stale-branches from 1.6.0 to 2.4.0

Bumps [fpicalausa/remove-stale-branches](https://github.com/fpicalausa/remove-stale-branches) from 1.6.0 to 2.4.0.
- [Release notes](https://github.com/fpicalausa/remove-stale-branches/releases)
- [Commits](https://github.com/fpicalausa/remove-stale-branches/compare/v1.6.0...v2.4.0)

---
updated-dependencies:
- dependency-name: fpicalausa/remove-stale-branches
  dependency-version: 2.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/remove_stale_branches.yml

@@ -17,7 +17,7 @@ jobs:
     name: Remove Stale Branches
     runs-on: ubuntu-latest
     steps:
-      - uses: fpicalausa/remove-stale-branches@v1.6.0
+      - uses: fpicalausa/remove-stale-branches@v2.4.0
         with:
           ignore-unknown-authors: true
           default-recipient: "kobergj"