[Bug #19350]
* Merge RubyGems-3.4.2 and Bundler-2.4.2
* Merge RubyGems-3.4.3 and Bundler-2.4.3
* Generate parser-text.rb of racc when sync it
* Ignore LICENSE files of libraries vendored in rubygems [ci skip]
* Adjust spec of bundler like as `sync_default_gems` [ci skip]
* Fixed a typo
* Removed vendored LICENSE file.
* Update LEGAL sections for pub_grub
* Merge RubyGems-3.4.4 and Bundler-2.4.4
* Merge RubyGems-3.4.5 and Bundler-2.4.5
Co-authored-by: Nobuyoshi Nakada <nobu@ruby-lang.org>