Bump actions/checkout from 3 to 4 (#7)

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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build_image.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout 🛎️
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Docker Buildx 🐋
         uses: docker/setup-buildx-action@v3

.github/workflows/codestyle.yml

@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - name: Checkout 🛎️
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup Python 3.11 🐍
         uses: actions/setup-python@v5

.github/workflows/dependency-review.yml

@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout repository 🛎️
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Dependency review 👀
         uses: actions/dependency-review-action@v3