chore(deps): Update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
         node-version: [20.x]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v4