ci: fix coveralls on macOS

see: loopbackio/cicd#170
Signed-off-by: Rifa Achrinza <25147899+achrinza@users.noreply.github.com>

Author: achrinza

.github/workflows/continuous-integration.yaml

@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Coveralls finished
-      uses: coverallsapp/github-action@648a8eb78e6d50909eff900e4ec85cab4524a45b # v2.3.6
+      uses: achrinza/coveralls-github-action@5b7bed1e2779d4ff3223e5a9ee5d03f704099258 # v2.3.7
       with:
         github-token: ${{ secrets.github_token }}
         parallel-finished: true