Add CODECOV_TOKEN

Author: mondrake

.github/workflows/php-unit.yml

@@ -52,6 +52,7 @@ jobs:
         - name: Send code coverage report to Codecov.io
           uses: codecov/codecov-action@v4
           with:
+            token: ${{ secrets.CODECOV_TOKEN }}
             files: coverage.xml
 
         - name: Mapping test