some versions up

Author: yegor256

.github/workflows/grunt.yml

@@ -13,7 +13,7 @@ jobs:
       matrix:
         node-version: [12.x]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v1
       with: