gha(deps): bump actions/checkout from 2 to 3 (#6)

Author: dependabot[bot]

.github/workflows/ci.create-react-app.yml

@@ -80,7 +80,7 @@ jobs:
             console.log("CWD:  ", process.cwd());
 
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Setup Node
         uses: actions/setup-node@v2

.github/workflows/label-sync.yml

@@ -14,7 +14,7 @@ jobs:
     name: Sync repo labels
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: micnncim/action-label-syncer@v1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}