Merge pull request #534 from jupyterhub/dependabot/github_actions/codecov/codecov-action-5

Bump codecov/codecov-action from 4 to 5

Author: consideRatio

.github/workflows/test.yaml

@@ -189,4 +189,4 @@ jobs:
             ./build/robot
 
       # GitHub action reference: https://github.com/codecov/codecov-action
-      - uses: codecov/codecov-action@v4
+      - uses: codecov/codecov-action@v5