chore(deps): update actions/setup-node action to v4

Author: renovate[bot]

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Use Node.js
-      uses: actions/setup-node@v2
+      uses: actions/setup-node@v4
       with:
         node-version: 12.x
     - run: yarn install --frozen-lockfile