build(deps): bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/dockerpublish.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: 'KengoTODA/actions-setup-docker-compose@v1'
         with:
           version: '2.20.2'
-      - uses: 'actions/checkout@v3'
+      - uses: 'actions/checkout@v4'
       - name: 'DEBUG'
         run: 'docker version && docker compose version'
       - name: 'Run tests'
@@ -96,7 +96,7 @@ jobs:
   Lint:
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/checkout@v3'
+      - uses: 'actions/checkout@v4'
       - name: 'Install yamllint'
         run: 'pip install yamllint'
       - name: 'yamllint version'

.github/workflows/healthcheck.workflow.tmpl.yml

@@ -19,7 +19,7 @@ jobs:
   health-check:
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/checkout@v3'
+      - uses: 'actions/checkout@v4'
       - uses: 'KengoTODA/actions-setup-docker-compose@v1'
         with:
           version: '2.20.2'