fix: update to v5

Author: thomasrockhu-codecov

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
       - name: Run tests and collect coverage
         run: pytest --cov app ${{ env.CODECOV_ATS_TESTS }}
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           verbose: true
         env: