chore(deps): update codecov/codecov-action action to v6

Author: renovate[bot]

.github/workflows/test.yml

@@ -34,7 +34,7 @@ jobs:
           make test
 
       - name: coverage
-        uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.5.2
+        uses: codecov/codecov-action@57e3a136b779b570ffcdbf80b3bdc90e7fab3de2 # v6.0.0
         with:
           use_oidc: true
           files: coverage.out