Use latest rubygems in CI (#6241)
Use latest rubygems in CI (#6241)


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