Merge pull request #58 from jupyterhub/dependabot/github_actions/codecov/codecov-action-4

Bump codecov/codecov-action from 3 to 4

Author: consideRatio

.github/workflows/test.yaml

@@ -68,4 +68,4 @@ jobs:
           pytest --cov=tmpauthenticator
 
       # GitHub action reference: https://github.com/codecov/codecov-action
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4