Bump actions/setup-python from 4 to 5

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 4 to 5.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v4...v5)

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

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/publish-readme.yml

@@ -18,7 +18,7 @@ jobs:
           role-to-assume: arn:aws:iam::${{secrets.DSD_ACCOUNT_ID}}:role/TrustPolicy-OpsEngineering-Terraform
           role-session-name: GitHubActions
           aws-region: eu-west-2
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: '3.10'
       - run: pip install -r scripts/requirements.txt

.github/workflows/remove-cname-records.yml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: '3.10'
       - run: python scripts/remove-cnames.py