build(deps): bump actions/checkout from 5.0.0 to 6.0.0 (#275)

Author: dependabot[bot]

.github/workflows/build.yml

@@ -41,7 +41,7 @@ jobs:
       DOCKER_HUB_ORG: itzg
       MAIN_VARIANT: java21
     steps:
-      - uses: actions/checkout@v5.0.0
+      - uses: actions/checkout@v6.0.0
 
       - name: Docker meta
         id: meta

.github/workflows/test.yml

@@ -20,7 +20,7 @@ jobs:
             platforms: linux/amd64,linux/arm64
             tagPrefix: java21-
     steps:
-      - uses: actions/checkout@v5.0.0
+      - uses: actions/checkout@v6.0.0
 
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v3.11.1