Remove source from Gemfile.common
Remove source from Gemfile.common

This Gemfile is not meant to be used directly but to be evaluated from
other gemfiles. Keeping the source would mean that the final gemfiles
will evaluate two source lines. That's not recommended and will crash in
future bundler versions.

activeadmin/activeadmin,mrjman/activeadmin,vraravam/activeadmin,deivid-rodriguez/activeadmin,deivid-rodriguez/activeadmin,activeadmin/activeadmin,activeadmin/activeadmin,javierjulio/activeadmin,javierjulio/activeadmin,vraravam/activeadmin,mrjman/activeadmin,mrjman/activeadmin,deivid-rodriguez/activeadmin,vraravam/activeadmin,javierjulio/activeadmin