Bump actions/checkout from 3 to 4 (#793)

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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: np5 <[email protected]>

.github/workflows/codeql-analysis.yml

@@ -24,7 +24,7 @@ jobs:
 
  steps:
  - name: Checkout repository
- uses: actions/checkout@v3
+ uses: actions/checkout@v4
 
  - name: Initialize CodeQL
  uses: github/codeql-action/init@v2

.github/workflows/docker.yml

@@ -19,7 +19,7 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: Checkout
- uses: actions/checkout@v3
+ uses: actions/checkout@v4
 
  - name: Docker meta
  id: meta

.github/workflows/tests.yml

@@ -13,7 +13,7 @@ jobs:
  run_tests:
  runs-on: ubuntu-latest
  steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
 
  - name: run tests with coverage
  run: docker-compose run -u root web tests_with_coverage