Upgrade standardrb support

[amkisko]

Hey!

It seems that ruby standard gem support is outdated. Is possible by any chance to update it?

Recent error from the service:

/usr/local/bundle/gems/rubocop-ast-0.3.0/lib/rubocop/ast/processed_source.rb:222:in `parser_class': RuboCop found unknown Ruby version: 3.3 (ArgumentError)
	from /usr/local/bundle/gems/rubocop-ast-0.3.0/lib/rubocop/ast/processed_source.rb:231:in `create_parser'
	from /usr/local/bundle/gems/rubocop-ast-0.3.0/lib/rubocop/ast/processed_source.rb:184:in `parse'
	from /usr/local/bundle/gems/rubocop-ast-0.3.0/lib/rubocop/ast/processed_source.rb:34:in `initialize'
	from /usr/local/bundle/gems/rubocop-ast-0.3.0/lib/rubocop/ast/processed_source.rb:19:in `new'
	from /usr/local/bundle/gems/rubocop-ast-0.3.0/lib/rubocop/ast/processed_source.rb:19:in `from_file'
	from /usr/src/app/lib/cc/engine/source_file.rb:25:in `processed_source'
	from /usr/src/app/lib/cc/engine/source_file.rb:12:in `inspect'
	from /usr/src/app/lib/cc/engine/standard.rb:31:in `block (2 levels) in run'
	from /usr/src/app/lib/cc/engine/standard.rb:25:in `each'
	from /usr/src/app/lib/cc/engine/standard.rb:25:in `block in run'
	from /usr/src/app/lib/cc/engine/standard.rb:24:in `chdir'
	from /usr/src/app/lib/cc/engine/standard.rb:24:in `run'
	from /usr/src/app/bin/codeclimate-standard:15:in `<main>'