Blacklist install and uninstall gem
Blacklist install and uninstall gem

Readme of gems say that we requested them to yank the gem.
https://github.com/hdm/ruby-gem-install
The namespace should be blacklisted so that we don't have to deal
with this again.

spk/rubygems.org,rubygems/rubygems.org,sonalkr132/rubygems.org,rubygems/rubygems.org,kbrock/rubygems.org,JuanitoFatas/rubygems.org,spk/rubygems.org,kbrock/rubygems.org,algolia/rubygems.org,algolia/rubygems.org,kbrock/rubygems.org,JuanitoFatas/rubygems.org,sonalkr132/rubygems.org,rubygems/rubygems.org,algolia/rubygems.org,JuanitoFatas/rubygems.org,sonalkr132/rubygems.org,kbrock/rubygems.org,spk/rubygems.org,JuanitoFatas/rubygems.org,algolia/rubygems.org,spk/rubygems.org,rubygems/rubygems.org,sonalkr132/rubygems.org