Disable shell tests in PyPy
Disable shell tests in PyPy

Do not let PyPy SEGVs result in failed build.
QuLogic/powerline,S0lll0s/powerline,cyrixhero/powerline,cyrixhero/powerline,xxxhycl2010/powerline,blindFS/powerline,areteix/powerline,xfumihiro/powerline,wfscheper/powerline,lukw00/powerline,seanfisk/powerline,IvanAli/powerline,Luffin/powerline,s0undt3ch/powerline,firebitsbr/powerline,kenrachynski/powerline,prvnkumar/powerline,areteix/powerline,S0lll0s/powerline,russellb/powerline,prvnkumar/powerline,blindFS/powerline,bartvm/powerline,IvanAli/powerline,EricSB/powerline,cyrixhero/powerline,seanfisk/powerline,kenrachynski/powerline,prvnkumar/powerline,junix/powerline,bezhermoso/powerline,wfscheper/powerline,darac/powerline,xxxhycl2010/powerline,bezhermoso/powerline,firebitsbr/powerline,junix/powerline,Luffin/powerline,seanfisk/powerline,firebitsbr/powerline,dragon788/powerline,junix/powerline,xfumihiro/powerline,lukw00/powerline,EricSB/powerline,darac/powerline,magus424/powerline,S0lll0s/powerline,xfumihiro/powerline,Luffin/powerline,s0undt3ch/powerline,xxxhycl2010/powerline,IvanAli/powerline,blindFS/powerline,wfscheper/powerline,s0undt3ch/powerline,Liangjianghao/powerline,DoctorJellyface/powerline,russellb/powerline,bezhermoso/powerline,DoctorJellyface/powerline,DoctorJellyface/powerline,russellb/powerline,Liangjianghao/powerline,magus424/powerline,dragon788/powerline,areteix/powerline,darac/powerline,dragon788/powerline,kenrachynski/powerline,magus424/powerline,lukw00/powerline,bartvm/powerline,Liangjianghao/powerline,EricSB/powerline,QuLogic/powerline,bartvm/powerline,QuLogic/powerline