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

Author: renovate[bot]

.github/workflows/ci.yml

@@ -86,7 +86,7 @@ jobs:
           XDEBUG_MODE: "coverage"
 
       - name: 📤 Upload coverage results to Codecov.io
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: true