pausing coveralls since it's down

Updated CI workflow to include conditional Coveralls step.

Author: alesshosry

.github/workflows/ci.yml

@@ -32,7 +32,9 @@ jobs:
         shell: bash
         timeout-minutes: 15
       - name: Coveralls
+        if: false
         uses: coverallsapp/github-action@master
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
 
+