chore: fix codecov warning (#5055)

Signed-off-by: Kevin Wan <wanjunfeng@gmail.com>

.github/workflows/go.yml

@@ -42,11 +42,10 @@ jobs:
       - name: Codecov
         uses: codecov/codecov-action@v5
         with:
-          file: ./coverage.txt
+          files: ./coverage.txt
           flags: unittests
           name: codecov-umbrella
           fail_ci_if_error: false
-          verbose: true
 
   test-win:
     name: Windows