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]>

Author: dependabot[bot]

.github/workflows/test-package.yml

@@ -73,7 +73,7 @@ jobs:
       - name: Collect and report coverage
         run: dart run bin/test_with_coverage.dart --port=9292
       - name: Upload coverage
-        uses: coverallsapp/github-action@95b1a2355bd0e526ad2fd62da9fd386ad4c98474
+        uses: coverallsapp/github-action@3dfc5567390f6fa9267c0ee9c251e4c8c3f18949
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           path-to-lcov: coverage/lcov.info