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] <[email protected]>

Author: dependabot[bot]

.github/workflows/python-test.yaml

@@ -25,7 +25,7 @@ jobs:
 # needed because the postgres container does not provide a healthcheck
 options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
 steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - name: Setup python
 uses: actions/setup-python@v2
 with: