rubygems/rubygems v3.6.6

on GitHub

Enhancements:

• Update vendored uri to 1.0.3. Pull request
  #8534 by hsbt
• Installs bundler 2.6.6 as a default gem.

Bug fixes:

• Fix gem rdoc not working with newer versions of rdoc when not
  installed as default gems. Pull request
  #8549 by
  deivid-rodriguez