build(deps): bump actions/setup-python from 6 to 7

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 6 to 7.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/build.yml

@@ -326,7 +326,7 @@ jobs:
         MSAN_OPTIONS: ${{ matrix.msan-options || 'verbosity=0' }}
 
     - name: Setup python
-      uses: actions/setup-python@v6
+      uses: actions/setup-python@v7
       if: always() && matrix.codecov
       with:
         python-version: '3.x'