remove deprecated example_group option from rspec config
remove deprecated example_group option from rspec config

creepycheese/sorcery,Sology/sorcery,Sorcery/sorcery,ikhakoo/sorcery,jshum/sorcery,Sorcery/sorcery,rubenmoya/sorcery,wendy0402/sorcery,jshum/sorcery,creepycheese/sorcery,athix/sorcery,Sorcery/sorcery,wasabia/bnbtripSorcery,jerefrer/sorcery,athix/sorcery,jerefrer/sorcery,webgago/sorcery,Sology/sorcery,NoamB/sorcery,webgago/sorcery,wendy0402/sorcery,athix/sorcery,rubenmoya/sorcery,ikhakoo/sorcery,Borzik/sorcery,wasabia/bnbtripSorcery,trustyknave/sorcery,NoamB/sorcery,trustyknave/sorcery,Borzik/sorcery