ruby/rubygems v3.3.15

on GitHub

Enhancements:

• Support the change of did_you_mean about Exception#detailed_message.
  Pull request #5560 by mame
• Installs bundler 2.3.15 as a default gem.

Bug fixes:

• Fix loading old marshaled specs including YAML::PrivateType constant.
  Pull request #5415 by deivid-rodriguez
• Fix rubygems update when non default --install-dir is configured. Pull
  request #5566 by deivid-rodriguez