CHEF-3101: refactor groupmod tests for DRYness
CHEF-3101: refactor groupmod tests for DRYness

There is some code duplication in the setup for the tests.
I've created a top level describe block to reduce this.

natewalck/chef,ekometti/chef,skmichaelson/chef,cmluciano/chef,faspl/chef,karthikrev/chef,josb/chef,nellshamrell/chef,nguyen-tien-mulodo/chef,grubernaut/chef,natewalck/chef,malisettirammurthy/chef,ducthanh/chef,evan2645/chef,jmhardison/chef,sometimesfood/chef,lamont-granquist/chef,jk47/chef,brettcave/chef,b002368/chef-repo,mattray/chef,jk47/chef,mio-g/chef,patcon/chef,evan2645/chef,GabKlein/chef-merged,baberthal/chef,legal90/chef,nellshamrell/chef,bahamas10/chef,swalberg/chef,josb/chef,aaron-lane/chef,docwhat/chef,mikedodge04/chef,pburkholder/chef,gsaslis/chef,nvwls/chef,karthikrev/chef,EasonYi/chef,DeWaRs1206/chef,Igorshp/chef,sanditiffin/chef,tbunnyman/chef,BackSlasher/chef,nvwls/chef,robmul/chef,patcon/chef,smurawski/chef,Ppjet6/chef,OpSitters/chef,sempervictus/chef,renanvicente/chef,jmhardison/chef,onlyhavecans/chef,higanworks/chef,mal/chef,kamaradclimber/chef,sekrett/chef,youngjl1/chef,tas50/chef-1,DeWaRs1206/chef,mwrock/chef,grubernaut/chef,ktpan/chef-play,cachamber/chef,martinisoft/chef,docwhat/chef,patcon/chef,onlyhavecans/chef,ranjib/chef,askl56/chef,pburkholder/chef,b002368/chef-repo,kaznishi/chef,sometimesfood/chef,sanditiffin/chef,natewalck/chef,jaymzh/chef,h4ck3rm1k3/chef,onlyhavecans/chef,GabKlein/chef-merged,BackSlasher/chef,webframp/chef,nvwls/chef,jonlives/chef,clintoncwolfe/chef,cmluciano/chef,EasonYi/chef,jmhardison/chef,jaymzh/chef,mwrock/chef,ccope/chef,mikefaille/chef,ccsplit/chef,ktpan/chef-play,jblaine/chef,danielsdeleo/seth,nalingarg2/chef-1,ccsplit/chef,jblaine/chef,AndyBoucher/Chef-Testing,zshuo/chef,ccope/chef,SUSE-Cloud/chef,ekometti/chef,paulmooring/chef,mio-g/chef,brettcave/chef,polamjag/chef,kaznishi/chef,higanworks/chef,zshuo/chef,mikefaille/chef,custora/chef,malisettirammurthy/chef,tbriggs-curse/chef,b002368/chef-repo,nsdavidson/chef,strangelittlemonkey/chef,OpSitters/chef,danielsdeleo/seth,oclaussen/chef,joemiller/chef,3dinfluence/chef,onlyhavecans/chef,aaron-lane/chef,nvwls/chef,Kast0rTr0y/chef,oclaussen/chef,ShadySQL/chef-merged,swalberg/chef,antonifs/chef,danielsdeleo/seth,cgvarela/chef,webframp/chef,polamjag/chef,BackSlasher/chef,askl56/chef,EasonYi/chef,MichaelPereira/chef,sometimesfood/chef,sideci-sample/sideci-sample-chef,jkerry/chef,someara/chef,sekrett/chef,youngjl1/chef,swalberg/chef,aspiers/chef,legal90/chef,cachamber/chef,SUSE-Cloud/chef,jimmymccrory/chef,permyakovsv/chef,jonlives/chef,higanworks/chef,aspiers/chef,joemiller/chef,natewalck/chef,permyakovsv/chef,joemiller/chef,smurawski/chef,juliandunn/chef,martinb3/chef,b002368/chef-repo,DeWaRs1206/chef,Kast0rTr0y/chef,h4ck3rm1k3/chef,sanditiffin/chef,aspiers/chef,mikedodge04/chef,3dinfluence/chef,gene1wood/chef,cmluciano/chef,mikefaille/chef,ChaosCloud/chef,patcon/chef,DeWaRs1206/chef,webframp/chef,Ppjet6/chef,custora/chef,zshuo/chef,askl56/chef,mattray/chef,ekometti/chef,strangelittlemonkey/chef,jagdeesh109/chef,smurawski/chef,jmhardison/chef,nalingarg2/chef-1,juliandunn/chef,tomdoherty/chef,gsaslis/chef,jk47/chef,renanvicente/chef,jonlives/chef,faspl/chef,lamont-granquist/chef,nathwill/chef,docwhat/chef,circleback/chef,EasonYi/chef,ckaushik/chef,youngjl1/chef,oclaussen/chef,mwrock/chef,b002368/chef-repo,Tensibai/chef,swalberg/chef,nsdavidson/chef,sideci-sample/sideci-sample-chef,MsysTechnologiesllc/chef,polamjag/chef,webframp/chef,docwhat/chef,sysbot/chef,mikedodge04/chef,legal90/chef,GabKlein/chef-merged,tbunnyman/chef,grubernaut/chef,jordane/chef,adamleff/chef,acaiafa/chef,gsaslis/chef,strangelittlemonkey/chef,SUSE-Cloud/chef,Tensibai/chef,bahamas10/chef,someara/chef,malisettirammurthy/chef,circleback/chef,someara/chef,cgvarela/chef,jk47/chef,baberthal/chef,tas50/chef-1,sideci-sample/sideci-sample-chef,mikedodge04/chef,robmul/chef,criteo-forks/chef,nalingarg2/chef-1,ckaushik/chef,strangelittlemonkey/chef,paulmooring/chef,BackSlasher/chef,ckaushik/chef,pburkholder/chef,andrewpsp/chef,joemiller/chef,brettcave/chef,Kast0rTr0y/chef,ktpan/chef-play,jkerry/chef,martinb3/chef,paulmooring/chef,sanditiffin/chef,mal/chef,ccope/chef,ranjib/chef,jonlives/chef,ducthanh/chef,evan2645/chef,smurawski/chef,martinisoft/chef,jmhardison/chef,swalberg/chef,youngjl1/chef,ShadySQL/chef-merged,sometimesfood/chef,polamjag/chef,antonifs/chef,adamleff/chef,martinisoft/chef,criteo-forks/chef,skmichaelson/chef,faspl/chef,jblaine/chef,coderanger/chef,someara/chef,zuazo-forks/chef,criteo-forks/chef,tbriggs-curse/chef,josb/chef,onlyhavecans/chef,lamont-granquist/chef,karthikrev/chef,tomdoherty/chef,Ppjet6/chef,ckaushik/chef,juliandunn/chef,youngjl1/chef,legal90/chef,baberthal/chef,youngjl1/chef,clintoncwolfe/chef,tbunnyman/chef,patcon/chef,gene1wood/chef,jimmymccrory/chef,antonifs/chef,oclaussen/chef,andrewpsp/chef,faspl/chef,ktpan/chef-play,cgvarela/chef,h4ck3rm1k3/chef,kaznishi/chef,martinisoft/chef,zshuo/chef,nguyen-tien-mulodo/chef,circleback/chef,sempervictus/chef,ChaosCloud/chef,strangelittlemonkey/chef,jblaine/chef,bahamas10/chef,jagdeesh109/chef,robmul/chef,kaznishi/chef,jagdeesh109/chef,sanditiffin/chef,jordane/chef,gene1wood/chef,Tensibai/chef,criteo-forks/chef,renanvicente/chef,mikedodge04/chef,robmul/chef,MichaelPereira/chef,jkerry/chef,DeWaRs1206/chef,nicklv/chef,jagdeesh109/chef,chef/chef,nicklv/chef,grubernaut/chef,natewalck/chef,sysbot/chef,mal/chef,nguyen-tien-mulodo/chef,ccsplit/chef,lamont-granquist/chef,strangelittlemonkey/chef,ChaosCloud/chef,pburkholder/chef,kamaradclimber/chef,cachamber/chef,EasonYi/chef,Tensibai/chef,ekometti/chef,permyakovsv/chef,andrewpsp/chef,h4ck3rm1k3/chef,custora/chef,3dinfluence/chef,acaiafa/chef,circleback/chef,cgvarela/chef,karthikrev/chef,jagdeesh109/chef,skmichaelson/chef,legal90/chef,permyakovsv/chef,cmluciano/chef,grubernaut/chef,ranjib/chef,chef/chef,zuazo-forks/chef,legal90/chef,zuazo-forks/chef,sysbot/chef,jaymzh/chef,tbriggs-curse/chef,ccsplit/chef,mio-g/chef,criteo-forks/chef,martinisoft/chef,erkolson/chef,nellshamrell/chef,sempervictus/chef,chef/chef,nsdavidson/chef,tbunnyman/chef,kaznishi/chef,GabKlein/chef-merged,bahamas10/chef,3dinfluence/chef,custora/chef,oclaussen/chef,zshuo/chef,erkolson/chef,juliandunn/chef,cgvarela/chef,BackSlasher/chef,ducthanh/chef,nalingarg2/chef-1,nalingarg2/chef-1,erkolson/chef,smurawski/chef,custora/chef,renanvicente/chef,mal/chef,ekometti/chef,tbunnyman/chef,evan2645/chef,custora/chef,Kast0rTr0y/chef,adamleff/chef,SUSE-Cloud/chef,AndyBoucher/Chef-Testing,ChaosCloud/chef,docwhat/chef,adamleff/chef,zuazo-forks/chef,clintoncwolfe/chef,jblaine/chef,skmichaelson/chef,malisettirammurthy/chef,Tensibai/chef,paulmooring/chef,AndyBoucher/Chef-Testing,aspiers/chef,3dinfluence/chef,jordane/chef,docwhat/chef,mio-g/chef,sekrett/chef,brettcave/chef,gsaslis/chef,acaiafa/chef,OpSitters/chef,malisettirammurthy/chef,sideci-sample/sideci-sample-chef,ducthanh/chef,polamjag/chef,gene1wood/chef,nguyen-tien-mulodo/chef,Kast0rTr0y/chef,jkerry/chef,nicklv/chef,someara/chef,DeWaRs1206/chef,danielsdeleo/seth,sekrett/chef,jk47/chef,ccsplit/chef,AndyBoucher/Chef-Testing,EasonYi/chef,tbunnyman/chef,clintoncwolfe/chef,Ppjet6/chef,ShadySQL/chef-merged,tomdoherty/chef,askl56/chef,MsysTechnologiesllc/chef,ranjib/chef,paulmooring/chef,mikefaille/chef,aaron-lane/chef,brettcave/chef,nsdavidson/chef,malisettirammurthy/chef,mikedodge04/chef,jimmymccrory/chef,acaiafa/chef,ChaosCloud/chef,kamaradclimber/chef,acaiafa/chef,cgvarela/chef,cmluciano/chef,nathwill/chef,renanvicente/chef,tas50/chef-1,sideci-sample/sideci-sample-chef,MichaelPereira/chef,askl56/chef,aaron-lane/chef,mal/chef,nicklv/chef,mwrock/chef,pburkholder/chef,nicklv/chef,nvwls/chef,ccope/chef,sekrett/chef,clintoncwolfe/chef,ekometti/chef,nellshamrell/chef,clintoncwolfe/chef,BackSlasher/chef,aspiers/chef,jimmymccrory/chef,sempervictus/chef,criteo-forks/chef,nalingarg2/chef-1,sysbot/chef,mattray/chef,ktpan/chef-play,nsdavidson/chef,OpSitters/chef,sekrett/chef,acaiafa/chef,Igorshp/chef,Igorshp/chef,jordane/chef,Igorshp/chef,ccope/chef,grubernaut/chef,jblaine/chef,permyakovsv/chef,ktpan/chef-play,lamont-granquist/chef,onlyhavecans/chef,mattray/chef,tomdoherty/chef,tbriggs-curse/chef,ShadySQL/chef-merged,jaymzh/chef,sometimesfood/chef,adamleff/chef,jimmymccrory/chef,erkolson/chef,h4ck3rm1k3/chef,jk47/chef,webframp/chef,natewalck/chef,juliandunn/chef,jkerry/chef,zuazo-forks/chef,renanvicente/chef,robmul/chef,chef/chef,Igorshp/chef,lamont-granquist/chef,nathwill/chef,jordane/chef,tbriggs-curse/chef,MsysTechnologiesllc/chef,nsdavidson/chef,ckaushik/chef,sometimesfood/chef,karthikrev/chef,webframp/chef,mio-g/chef,baberthal/chef,martinb3/chef,Igorshp/chef,faspl/chef,SUSE-Cloud/chef,josb/chef,pburkholder/chef,coderanger/chef,sysbot/chef,circleback/chef,askl56/chef,gsaslis/chef,jonlives/chef,evan2645/chef,jagdeesh109/chef,skmichaelson/chef,ducthanh/chef,martinb3/chef,mikefaille/chef,aaron-lane/chef,nvwls/chef,zuazo-forks/chef,josb/chef,aaron-lane/chef,sempervictus/chef,robmul/chef,andrewpsp/chef,AndyBoucher/Chef-Testing,higanworks/chef,ducthanh/chef,cachamber/chef,antonifs/chef,sempervictus/chef,tomdoherty/chef,brettcave/chef,baberthal/chef,tbriggs-curse/chef,nguyen-tien-mulodo/chef,bahamas10/chef,permyakovsv/chef,baberthal/chef,nellshamrell/chef,zshuo/chef,coderanger/chef,ranjib/chef,nellshamrell/chef,AndyBoucher/Chef-Testing,mattray/chef,h4ck3rm1k3/chef,mal/chef,nathwill/chef,danielsdeleo/seth,ranjib/chef,kamaradclimber/chef,patcon/chef,swalberg/chef,circleback/chef,MichaelPereira/chef,mikefaille/chef,josb/chef,OpSitters/chef,tas50/chef-1,polamjag/chef,Ppjet6/chef,nguyen-tien-mulodo/chef,bahamas10/chef,sanditiffin/chef,karthikrev/chef,Ppjet6/chef,nicklv/chef,joemiller/chef,b002368/chef-repo,kaznishi/chef,higanworks/chef,antonifs/chef,erkolson/chef,adamleff/chef,MichaelPereira/chef,nathwill/chef,someara/chef,gsaslis/chef,ChaosCloud/chef,skmichaelson/chef,erkolson/chef,SUSE-Cloud/chef,nathwill/chef,Kast0rTr0y/chef,jonlives/chef,jimmymccrory/chef,jmhardison/chef,jkerry/chef,MichaelPereira/chef,paulmooring/chef,ccsplit/chef,cachamber/chef,3dinfluence/chef,joemiller/chef,cachamber/chef,antonifs/chef,martinb3/chef,ShadySQL/chef-merged,ckaushik/chef,evan2645/chef,smurawski/chef,andrewpsp/chef,faspl/chef,coderanger/chef,oclaussen/chef,OpSitters/chef,andrewpsp/chef,martinb3/chef,MsysTechnologiesllc/chef,mio-g/chef