Update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v5

.github/workflows/publish.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Use Node.js lts
         uses: actions/setup-node@v5