Added a coveralls token to the project secrets

Author: carlio

.github/workflows/testing.yml

@@ -60,7 +60,7 @@ jobs:
 
       - name: Coveralls
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
         run: |
             pip install coveralls
             coveralls