Fix typo in perf.groovy
Fix typo in perf.groovy

Had a typo where I was passing deafult instead of default as a flag to
the collection harness.  This fixes that.

AlexGhiondea/coreclr,botaberg/coreclr,mmitche/coreclr,YongseopKim/coreclr,JonHanna/coreclr,gkhanna79/coreclr,dpodder/coreclr,tijoytom/coreclr,jamesqo/coreclr,poizan42/coreclr,cshung/coreclr,wtgodbe/coreclr,yeaicc/coreclr,parjong/coreclr,ruben-ayrapetyan/coreclr,russellhadley/coreclr,ragmani/coreclr,pgavlin/coreclr,ragmani/coreclr,jamesqo/coreclr,kyulee1/coreclr,hseok-oh/coreclr,mskvortsov/coreclr,krk/coreclr,parjong/coreclr,YongseopKim/coreclr,krk/coreclr,ragmani/coreclr,mmitche/coreclr,YongseopKim/coreclr,hseok-oh/coreclr,yeaicc/coreclr,wateret/coreclr,mskvortsov/coreclr,hseok-oh/coreclr,rartemev/coreclr,krytarowski/coreclr,gkhanna79/coreclr,wateret/coreclr,kyulee1/coreclr,jamesqo/coreclr,AlexGhiondea/coreclr,pgavlin/coreclr,YongseopKim/coreclr,wtgodbe/coreclr,kyulee1/coreclr,JonHanna/coreclr,tijoytom/coreclr,poizan42/coreclr,dpodder/coreclr,wtgodbe/coreclr,cydhaselton/coreclr,AlexGhiondea/coreclr,mskvortsov/coreclr,poizan42/coreclr,rartemev/coreclr,qiudesong/coreclr,cydhaselton/coreclr,James-Ko/coreclr,poizan42/coreclr,JonHanna/coreclr,dpodder/coreclr,dpodder/coreclr,JonHanna/coreclr,parjong/coreclr,krk/coreclr,James-Ko/coreclr,mmitche/coreclr,yeaicc/coreclr,wateret/coreclr,YongseopKim/coreclr,russellhadley/coreclr,russellhadley/coreclr,poizan42/coreclr,wateret/coreclr,wateret/coreclr,JosephTremoulet/coreclr,cydhaselton/coreclr,krk/coreclr,kyulee1/coreclr,ruben-ayrapetyan/coreclr,cshung/coreclr,cshung/coreclr,rartemev/coreclr,botaberg/coreclr,JosephTremoulet/coreclr,ragmani/coreclr,gkhanna79/coreclr,dpodder/coreclr,qiudesong/coreclr,qiudesong/coreclr,krytarowski/coreclr,yizhang82/coreclr,jamesqo/coreclr,wtgodbe/coreclr,kyulee1/coreclr,AlexGhiondea/coreclr,mmitche/coreclr,russellhadley/coreclr,JonHanna/coreclr,yeaicc/coreclr,yizhang82/coreclr,hseok-oh/coreclr,ragmani/coreclr,JosephTremoulet/coreclr,mskvortsov/coreclr,dpodder/coreclr,yizhang82/coreclr,qiudesong/coreclr,yizhang82/coreclr,JonHanna/coreclr,parjong/coreclr,gkhanna79/coreclr,gkhanna79/coreclr,parjong/coreclr,krytarowski/coreclr,hseok-oh/coreclr,sagood/coreclr,pgavlin/coreclr,qiudesong/coreclr,pgavlin/coreclr,cshung/coreclr,wtgodbe/coreclr,wateret/coreclr,cydhaselton/coreclr,ruben-ayrapetyan/coreclr,ragmani/coreclr,yizhang82/coreclr,kyulee1/coreclr,mskvortsov/coreclr,botaberg/coreclr,tijoytom/coreclr,hseok-oh/coreclr,tijoytom/coreclr,sagood/coreclr,krytarowski/coreclr,James-Ko/coreclr,jamesqo/coreclr,yizhang82/coreclr,cshung/coreclr,poizan42/coreclr,ruben-ayrapetyan/coreclr,jamesqo/coreclr,JosephTremoulet/coreclr,ruben-ayrapetyan/coreclr,James-Ko/coreclr,AlexGhiondea/coreclr,pgavlin/coreclr,krk/coreclr,parjong/coreclr,yeaicc/coreclr,JosephTremoulet/coreclr,botaberg/coreclr,rartemev/coreclr,rartemev/coreclr,russellhadley/coreclr,pgavlin/coreclr,krytarowski/coreclr,russellhadley/coreclr,mmitche/coreclr,AlexGhiondea/coreclr,YongseopKim/coreclr,sagood/coreclr,sagood/coreclr,James-Ko/coreclr,mmitche/coreclr,krytarowski/coreclr,qiudesong/coreclr,mskvortsov/coreclr,sagood/coreclr,krk/coreclr,botaberg/coreclr,cydhaselton/coreclr,tijoytom/coreclr,tijoytom/coreclr,gkhanna79/coreclr,cshung/coreclr,James-Ko/coreclr,sagood/coreclr,botaberg/coreclr,cydhaselton/coreclr,JosephTremoulet/coreclr,wtgodbe/coreclr,yeaicc/coreclr,ruben-ayrapetyan/coreclr,rartemev/coreclr,yeaicc/coreclr