ci: bump ruby/setup-ruby from 1.245.0 to 1.247.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.245.0 to 1.247.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@a4effe4...4727905)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.247.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/build-website.yml

@@ -61,7 +61,7 @@ jobs:
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
     - name: 💎 setup ruby
-      uses: ruby/setup-ruby@a4effe49ee8ee5b8b5091268c473a4628afb5651 # v1.245.0
+      uses: ruby/setup-ruby@472790540115ce5bd69d399a020189a8c87d641f # v1.247.0
       with:
         ruby-version: 3.2 # can change this to 2.7 or whatever version you prefer