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](https://github.com/actions/checkout/compare/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/static-checks.yml

@@ -13,7 +13,7 @@ jobs:
       # write /sys/fs/cgroup/cgroup.subtree_control: operation not supported
       options: --privileged --cgroupns=host
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Analysing the code with ruff
       run: |
         set -e

.github/workflows/test.yml

@@ -13,7 +13,7 @@ jobs:
       # write /sys/fs/cgroup/cgroup.subtree_control: operation not supported
       options: --privileged --cgroupns=host
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Install dependencies
       run: |
         set -e