ci: added the test reporter action

Author: mridang

.github/workflows/test.yml

@@ -63,3 +63,9 @@ jobs:
 
       - name: Run Jest
         run: npm run test
+
+      - name: Generate coverage report
+        uses: mridang/action-test-reporter@v1.2.5
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          coverage-file: '.out/lcov.info'