chore(deps): bump actions/setup-python from 2.3.2 to 3.0.0 (#1685)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 2.3.2 to 3.0.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v2.3.2...v3.0.0)

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

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

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

.github/workflows/gh-pages.yaml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Setup Python
-        uses: actions/setup-python@v2.3.2
+        uses: actions/setup-python@v3.0.0
         with:
           python-version: 3.9
       - name: Setup Golang