Bump coverallsapp/github-action from 2.2.1 to 2.2.3

Bumps [coverallsapp/github-action](https://github.com/coverallsapp/github-action) from 2.2.1 to 2.2.3.
- [Release notes](https://github.com/coverallsapp/github-action/releases)
- [Commits](coverallsapp/github-action@95b1a23...3dfc556)

---
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/dart.yaml

@@ -113,7 +113,7 @@ jobs:
         if: ${{ matrix.sdk == 'stable' }}
 
       - name: Upload coverage
-        uses: coverallsapp/github-action@95b1a2355bd0e526ad2fd62da9fd386ad4c98474
+        uses: coverallsapp/github-action@3dfc5567390f6fa9267c0ee9c251e4c8c3f18949
         with:
           flag-name: ${{ matrix.package }}-${{ matrix.os }}
           github-token: ${{ secrets.GITHUB_TOKEN }}
@@ -125,7 +125,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Upload coverage
-        uses: coverallsapp/github-action@95b1a2355bd0e526ad2fd62da9fd386ad4c98474
+        uses: coverallsapp/github-action@3dfc5567390f6fa9267c0ee9c251e4c8c3f18949
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           parallel-finished: true