ci: update actions

Author: codynhat

.github/workflows/main.yml

@@ -8,15 +8,15 @@ jobs:
 
     steps:
       - name: Begin CI
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Use Node 16
         uses: actions/setup-node@v1
         with:
           node-version: 16.x
 
       - name: Use cached node_modules
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: node_modules
           key: nodeModules-${{hashFiles('**/yarn.lock')}}