build(deps): bump coverallsapp/github-action from 2.3.0 to 2.3.4 (#1283)

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] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build-and-test.yml

@@ -24,7 +24,7 @@ jobs:
         npm run lint
         npm run test -- -- --coverage
     - name: Coveralls GitHub Action
-      uses: coverallsapp/github-action@v2.3.0
+      uses: coverallsapp/github-action@v2.3.4
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
         base-path: ./packages/purgecss