Bump coverallsapp/github-action from 1.2.0 to 1.2.2

Bumps [coverallsapp/github-action](https://github.com/coverallsapp/github-action) from 1.2.0 to 1.2.2.
- [Release notes](https://github.com/coverallsapp/github-action/releases)
- [Commits](coverallsapp/github-action@v1.2.0...v1.2.2)

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

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

.github/workflows/tests.yml

@@ -26,7 +26,7 @@ jobs:
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # for api access rate limiting
     - name: Coveralls
-      uses: coverallsapp/github-action@v1.2.0
+      uses: coverallsapp/github-action@v1.2.2
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}