build(deps): bump actions/checkout in the updates group

Bumps the updates group with 1 update: [actions/checkout](https://github.com/actions/checkout).


Updates `actions/checkout` from 6.0.0 to 6.0.1
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6.0.0...v6.0.1)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: updates
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -41,7 +41,7 @@ jobs:
       DOCKER_HUB_ORG: itzg
       MAIN_VARIANT: java21
     steps:
-      - uses: actions/[email protected].0
+      - uses: actions/[email protected].1
 
       - name: Docker meta
         id: meta

.github/workflows/test.yml

@@ -20,7 +20,7 @@ jobs:
             platforms: linux/amd64,linux/arm64
             tagPrefix: java21-
     steps:
-      - uses: actions/[email protected].0
+      - uses: actions/[email protected].1
 
       - name: Setup Docker Buildx
         uses: docker/[email protected]