Update codecov.yaml

Author: bieli

.github/workflows/codecov.yaml

@@ -23,7 +23,7 @@ jobs:
         pip install -r requirements-dev.txt
         pytest --cov=./ --cov-report=xml
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v5.3.1
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
         directory: ./coverage/reports/