Bump actions/checkout from 1 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 1 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v1...v4)

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

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

Author: dependabot[bot]

.github/workflows/continuous-deployment-workflow.yml

@@ -12,7 +12,7 @@ jobs:
       # Source: https://github.com/day8/dockerfile-for-dev-ci-image
       image: ghcr.io/day8/dockerfile-for-dev-ci-image/chrome-latest:2 
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - name: Maven cache
         uses: actions/cache@v4
         with:
@@ -53,7 +53,7 @@ jobs:
       # Source: https://github.com/day8/dockerfile-for-dev-ci-image
       image: ghcr.io/day8/dockerfile-for-dev-ci-image/chrome-latest:2
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - name: Maven cache
         uses: actions/cache@v4
         with:

.github/workflows/continuous-integration-workflow.yml

@@ -9,7 +9,7 @@ jobs:
       # Source: https://github.com/day8/dockerfile-for-dev-ci-image
       image: ghcr.io/day8/dockerfile-for-dev-ci-image/chrome-latest:2
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - name: Maven cache
         uses: actions/cache@v4
         with: