Bump actions/checkout from 5 to 6 (#1392)

Co-authored-by: Boni Garcia <[email protected]>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Checkout GitHub repo
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Set up Java ${{ matrix.java }}
       uses: actions/setup-java@v5
       with: