Update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/pages-generate-from-docs-dir.yml

@@ -41,7 +41,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Generate Pages content
         run: |
@@ -56,7 +56,7 @@ jobs:
           ##   schemas (content = src/main/resources/schemas/*)
 
       - name: Checkout blueprints
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: riege/github-pages-build
           sparse-checkout: pages-layout

.github/workflows/verify.yml

@@ -15,7 +15,7 @@ jobs:
       contents: read
       checks: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Setup Java and Dependency Caching
         uses: actions/setup-java@v4