chore: Bump Codecov version (#164)

Author: MykolaMarusenko

.github/workflows/codecov.yaml

@@ -26,6 +26,6 @@ jobs:
         run: make test
 
       - name: Upload codecov
-        uses: codecov/codecov-action@v3.1.0
+        uses: codecov/codecov-action@v4
         with:
           file: coverage.out