try to fix CI

Author: adbenitez

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
       # https://www.voorhoede.nl/en/blog/super-fast-npm-install-on-github-actions/
       - name: Cache dependencies
         id: cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ./node_modules
           key: npm-${{ hashFiles('package-lock.json') }}