Bump actions/setup-python from 4 to 5 (#12)

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

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with: { fetch-depth: 0, submodules: true }
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with: { python-version: ">=3.9" }
       - run: pip install ".[raster,test]" -vv
       - run: pytest -vv
@@ -38,7 +38,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with: { fetch-depth: 0, submodules: true }
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with: { python-version: "3.9" }
       - run: pip install -c ci/min-reqs.txt ".[raster,test]" -vv
       - run: pytest -vv
@@ -49,7 +49,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with: { fetch-depth: 0, submodules: true }
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with: { python-version: ">=3.9" }
       - run: pip install ".[test]" -vv
       - run: pytest -vv