ci: fix codecov upload (#814)

Author: aaron-steinfeld

.github/workflows/build-and-test.yml

@@ -43,9 +43,10 @@ jobs:
         run: npm run test:prod
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true
+          token: ${{ secrets.CODECOV_TOKEN }}
 
       - name: Publish Unit Test Results
         uses: EnricoMi/publish-unit-test-result-action@v2