Bump ruby/setup-ruby from 1 to 1.300.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1 to 1.300.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Commits](ruby/setup-ruby@v1.0.0...v1.300.0)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.300.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/push_gem.yml

@@ -28,7 +28,7 @@ jobs:
 
       - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - name: Set up Ruby
-        uses: ruby/setup-ruby@cacc9f1c0b3f4eb8a16a6bb0ed10897b43b9de49 # v1.176.0
+        uses: ruby/setup-ruby@4c56a21280b36d862b5fc31348f463d60bdc55d5 # v1.301.0
         with:
           bundler-cache: true
           ruby-version: ruby