Upgrade to actions/checkout v7

Author: carlosame

.github/workflows/examples.yml

@@ -23,7 +23,7 @@ jobs:
     name: Validate Gradle wrapper
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: gradle/actions/wrapper-validation@v6
 
   check:
@@ -33,7 +33,7 @@ jobs:
 
     steps:
       # Check-out the repository under $GITHUB_WORKSPACE
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Setup JDK 8
         uses: actions/setup-java@v5