Upgrade: Bump codecov/codecov-action from 3 to 4 (#50)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -34,4 +34,4 @@ jobs:
         run: npm run test
 
       - name: ⬆️ Upload coverage report
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4