Bump actions/setup-python from 3 to 4

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 3 to 4.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v3...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/publish.yaml

@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-python@v3
+      - uses: actions/setup-python@v4
         with:
           python-version: "3.9"
 

.github/workflows/test.yaml

@@ -49,9 +49,9 @@ jobs:
           # chartpress requires the full history
           fetch-depth: 0
 
-      # NOTE: actions/setup-python@v3 make use of a cache within the GitHub base
+      # NOTE: actions/setup-python@v4 make use of a cache within the GitHub base
       #       environment and setup in a fraction of a second.
-      - uses: actions/setup-python@v3
+      - uses: actions/setup-python@v4
         with:
           python-version: "${{ matrix.python }}"