feat(identity_ruby): specify branch and depth for ruby-build installation

Author: henrydrichardson

identity_ruby/recipes/default.rb

@@ -22,7 +22,7 @@
 
 #install ruby-build
 execute 'install ruby-build' do
-  command 'git clone https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build'
+  command 'git clone --branch v20250811 --depth 1 https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build'
 end
 
 node.fetch('identity_ruby').fetch('ruby_versions').each do |version|