Update github action versions

Author: jiaqi

.github/workflows/verify.yml

@@ -6,8 +6,8 @@ jobs:
   build_aoj:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
           node-version: "16"
           cache: "npm"