changed main.yml with correct version,v3?

.github/workflows/main.yml

@@ -10,7 +10,7 @@ jobs:
   sync-to-hub:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@2.304.0
+      - uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Add remote