Bump coverallsapp/github-action from 2.3.0 to 2.3.4

Bumps [coverallsapp/github-action](https://github.com/coverallsapp/github-action) from 2.3.0 to 2.3.4.
- [Release notes](https://github.com/coverallsapp/github-action/releases)
- [Commits](coverallsapp/github-action@v2.3.0...v2.3.4)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/back-end.yml

@@ -122,7 +122,7 @@ jobs:
             env:
                 COVERALLS_REPO_TOKEN: "${{ github.token }}"
             if: "${{ env.COVERALLS_REPO_TOKEN && matrix.php-version == '8.2' && matrix.dependencies == 'highest' }}"
-            uses: "coverallsapp/[email protected].0"
+            uses: "coverallsapp/[email protected].4"
             with:
                 github-token: "${{ env.COVERALLS_REPO_TOKEN }}"
                 flag-name: "Unit"