fix: upload-coverage failed in master

When action don't run on pull request, Codecov GitHub Action V4 need token.
Refence:
1. https://github.com/codecov/codecov-action?tab=readme-ov-file#breaking-changes
2. https://docs.codecov.com/docs/codecov-uploader#supporting-token-less-uploads-for-forks-of-open-source-repos-using-codecov

Signed-off-by: Yadong Ding <ding_yadong@foxmail.com>

.github/workflows/smoke.yml

@@ -266,9 +266,19 @@ jobs:
       with:
         name: contrib-test-coverage-artifact
     - name: Upload coverage to Codecov
+      if: ${{ github.event_name == 'pull_request' }}
       uses: codecov/codecov-action@v4
       with:
         files: ./codecov.json,./coverage.txt
+        verbose: true
+        fail_ci_if_error: true
+    - name: Upload coverage to Codecov
+      if: if: ${{ (github.event_name == 'push'|| github.event_name == 'schedule') }}
+      uses: codecov/codecov-action@v4
+      with:
+        files: ./codecov.json,./coverage.txt
+        token: ${{ secrets.CODECOV_TOKEN }}
+        verbose: true
         fail_ci_if_error: true
 
   nydus-cargo-deny: