Bump actions/setup-python from 5.3.0 to 5.4.0 (#44)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v5.3.0...v5.4.0)

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

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -49,7 +49,7 @@ jobs:
         path: ~/.platformio
         key: ${{ runner.os }}-${{ hashFiles('**/lockfiles') }}
     - name: Set up Python
-      uses: actions/setup-python@v5.3.0
+      uses: actions/setup-python@v5.4.0
     - name: Install PlatformIO
       run: |
         python -m pip install --upgrade pip