build(deps): bump actions/setup-python from 5.3.0 to 6.3.0

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5.3.0 to 6.3.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@0b93645...ece7cb0)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yaml

@@ -27,7 +27,7 @@ jobs:
       - uses: actions/setup-go@924ae3a1cded613372ab5595356fb5720e22ba16 # v6.5.0
         with:
           go-version-file: go.mod
-      - uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
+      - uses: actions/setup-python@ece7cb06caefa5fff74198d8649806c4678c61a1 # v6.3.0
         with:
           python-version: '3.x'
       - name: Install Python dependencies