chore: re-enable coveralls in CI

Author: jeffijoe

.github/workflows/ci.yml

@@ -43,10 +43,9 @@ jobs:
       - name: Test
         run: npm run cover
 
-      # Disabled due to Coveralls extended outage
-      # - if: ${{ matrix.version == 'current' }}
-      #   name: Coveralls
-      #   uses: coverallsapp/github-action@v2
+      - if: ${{ matrix.version == 'current' }}
+        name: Coveralls
+        uses: coverallsapp/github-action@v2
 
 # Cancel running workflows for the same branch when a new one is started.
 concurrency: