Merge pull request #49 from karmada-io/dependabot/github_actions/actions/checkout-4

build(deps): bump actions/checkout from 2 to 4

Author: karmada-bot

.github/workflows/codeql-analysis.yml

@@ -39,7 +39,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL