build: Use default for rubygems in oxidize-rb/actions/setup-ruby-and-rust

Author: Stranger6667

.github/workflows/build.yml

@@ -195,7 +195,6 @@ jobs:
         uses: oxidize-rb/actions/setup-ruby-and-rust@main
         with:
           ruby-version: ${{ matrix.ruby-version }}
-          rubygems: "latest"
           bundler-cache: true
           cargo-cache: true
           cache-version: v1

.github/workflows/ruby-release.yml

@@ -16,7 +16,6 @@ jobs:
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: "3.2"
-          rubygems: "latest"
           bundler-cache: true
           working-directory: ./bindings/ruby