chore(deps): update codecov/codecov-action action to v4

Author: renovate[bot]

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
           TARGET_CLIENT_ID: ${{ secrets.TARGET_CLIENT_ID }}
           TARGET_CLIENT_SECRET: ${{ secrets.TARGET_CLIENT_SECRET }}
       - name: Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
   benchmark_tests:
     name: benchmark tests
     concurrency: benchmark_tests