[rubygems/rubygems] Add a note about "platforms" in Gemfile vs "platforms" in Gemfile.lock
https://github.com/rubygems/rubygems/commit/0dd4bd59b4
[rubygems/rubygems] Add a note about "platforms" in Gemfile vs "platforms" in Gemfile.lock
https://github.com/rubygems/rubygems/commit/0dd4bd59b4