Remove duplicate /GS switch
Remove duplicate /GS switch

Also, fix a typo.

sejongoh/coreclr,dasMulli/coreclr,cydhaselton/coreclr,pgavlin/coreclr,neurospeech/coreclr,yeaicc/coreclr,bartonjs/coreclr,JonHanna/coreclr,James-Ko/coreclr,ramarag/coreclr,krk/coreclr,neurospeech/coreclr,swgillespie/coreclr,krk/coreclr,benpye/coreclr,cmckinsey/coreclr,sagood/coreclr,krytarowski/coreclr,ZhichengZhu/coreclr,tijoytom/coreclr,naamunds/coreclr,sperling/coreclr,andschwa/coreclr,hseok-oh/coreclr,naamunds/coreclr,tijoytom/coreclr,krk/coreclr,LLITCHEV/coreclr,Godin/coreclr,AlexGhiondea/coreclr,YongseopKim/coreclr,rartemev/coreclr,martinwoodward/coreclr,andschwa/coreclr,neurospeech/coreclr,ZhichengZhu/coreclr,parjong/coreclr,SlavaRa/coreclr,krk/coreclr,swgillespie/coreclr,alexperovich/coreclr,poizan42/coreclr,jamesqo/coreclr,Dmitry-Me/coreclr,yeaicc/coreclr,roncain/coreclr,manu-silicon/coreclr,KrzysztofCwalina/coreclr,benpye/coreclr,sperling/coreclr,YongseopKim/coreclr,gkhanna79/coreclr,ZhichengZhu/coreclr,sperling/coreclr,dpodder/coreclr,bartdesmet/coreclr,yizhang82/coreclr,vinnyrom/coreclr,gkhanna79/coreclr,ragmani/coreclr,poizan42/coreclr,swgillespie/coreclr,JosephTremoulet/coreclr,sagood/coreclr,KrzysztofCwalina/coreclr,mmitche/coreclr,shahid-pk/coreclr,yeaicc/coreclr,dasMulli/coreclr,wateret/coreclr,neurospeech/coreclr,yeaicc/coreclr,krk/coreclr,yizhang82/coreclr,parjong/coreclr,andschwa/coreclr,AlexGhiondea/coreclr,botaberg/coreclr,hseok-oh/coreclr,ramarag/coreclr,hseok-oh/coreclr,schellap/coreclr,russellhadley/coreclr,bartdesmet/coreclr,krytarowski/coreclr,wkchoy74/coreclr,ragmani/coreclr,qiudesong/coreclr,shahid-pk/coreclr,cshung/coreclr,jhendrixMSFT/coreclr,sjsinju/coreclr,bartonjs/coreclr,dpodder/coreclr,ragmani/coreclr,kyulee1/coreclr,mskvortsov/coreclr,ramarag/coreclr,ZhichengZhu/coreclr,manu-silicon/coreclr,LLITCHEV/coreclr,JonHanna/coreclr,James-Ko/coreclr,josteink/coreclr,wateret/coreclr,jhendrixMSFT/coreclr,KrzysztofCwalina/coreclr,sagood/coreclr,cydhaselton/coreclr,Lucrecious/coreclr,sjsinju/coreclr,shahid-pk/coreclr,chuck-mitchell/coreclr,krytarowski/coreclr,Dmitry-Me/coreclr,YongseopKim/coreclr,wkchoy74/coreclr,schellap/coreclr,botaberg/coreclr,ruben-ayrapetyan/coreclr,ragmani/coreclr,naamunds/coreclr,James-Ko/coreclr,SlavaRa/coreclr,wateret/coreclr,tijoytom/coreclr,benpye/coreclr,ragmani/coreclr,hseok-oh/coreclr,krk/coreclr,mmitche/coreclr,tijoytom/coreclr,roncain/coreclr,pgavlin/coreclr,alexperovich/coreclr,kyulee1/coreclr,JosephTremoulet/coreclr,manu-silicon/coreclr,AlexGhiondea/coreclr,parjong/coreclr,AlexGhiondea/coreclr,wkchoy74/coreclr,sjsinju/coreclr,yizhang82/coreclr,rartemev/coreclr,wateret/coreclr,ruben-ayrapetyan/coreclr,cshung/coreclr,SlavaRa/coreclr,swgillespie/coreclr,mmitche/coreclr,AlexGhiondea/coreclr,josteink/coreclr,SlavaRa/coreclr,bartonjs/coreclr,bartdesmet/coreclr,jamesqo/coreclr,tijoytom/coreclr,Godin/coreclr,mskvortsov/coreclr,wtgodbe/coreclr,bartonjs/coreclr,manu-silicon/coreclr,ragmani/coreclr,cshung/coreclr,sjsinju/coreclr,mmitche/coreclr,cshung/coreclr,bartdesmet/coreclr,SlavaRa/coreclr,sejongoh/coreclr,Lucrecious/coreclr,mskvortsov/coreclr,ZhichengZhu/coreclr,botaberg/coreclr,sejongoh/coreclr,rartemev/coreclr,kyulee1/coreclr,Godin/coreclr,gkhanna79/coreclr,sejongoh/coreclr,jhendrixMSFT/coreclr,cydhaselton/coreclr,cshung/coreclr,alexperovich/coreclr,JonHanna/coreclr,bartonjs/coreclr,mskvortsov/coreclr,wateret/coreclr,parjong/coreclr,sjsinju/coreclr,roncain/coreclr,Dmitry-Me/coreclr,wtgodbe/coreclr,cshung/coreclr,JosephTremoulet/coreclr,krytarowski/coreclr,andschwa/coreclr,wkchoy74/coreclr,wtgodbe/coreclr,LLITCHEV/coreclr,Godin/coreclr,kyulee1/coreclr,JonHanna/coreclr,schellap/coreclr,qiudesong/coreclr,martinwoodward/coreclr,jhendrixMSFT/coreclr,dpodder/coreclr,dpodder/coreclr,botaberg/coreclr,yeaicc/coreclr,KrzysztofCwalina/coreclr,sejongoh/coreclr,dasMulli/coreclr,AlexGhiondea/coreclr,Lucrecious/coreclr,vinnyrom/coreclr,cydhaselton/coreclr,kyulee1/coreclr,rartemev/coreclr,josteink/coreclr,LLITCHEV/coreclr,hseok-oh/coreclr,rartemev/coreclr,vinnyrom/coreclr,mmitche/coreclr,chuck-mitchell/coreclr,qiudesong/coreclr,ruben-ayrapetyan/coreclr,tijoytom/coreclr,ruben-ayrapetyan/coreclr,wkchoy74/coreclr,Dmitry-Me/coreclr,chuck-mitchell/coreclr,bartonjs/coreclr,bartdesmet/coreclr,sperling/coreclr,naamunds/coreclr,Godin/coreclr,alexperovich/coreclr,cmckinsey/coreclr,naamunds/coreclr,manu-silicon/coreclr,wtgodbe/coreclr,cmckinsey/coreclr,josteink/coreclr,yeaicc/coreclr,parjong/coreclr,jamesqo/coreclr,neurospeech/coreclr,cydhaselton/coreclr,sagood/coreclr,dasMulli/coreclr,manu-silicon/coreclr,russellhadley/coreclr,sejongoh/coreclr,chuck-mitchell/coreclr,KrzysztofCwalina/coreclr,KrzysztofCwalina/coreclr,jamesqo/coreclr,martinwoodward/coreclr,swgillespie/coreclr,mmitche/coreclr,jhendrixMSFT/coreclr,benpye/coreclr,sjsinju/coreclr,dpodder/coreclr,dasMulli/coreclr,krytarowski/coreclr,ramarag/coreclr,roncain/coreclr,James-Ko/coreclr,Dmitry-Me/coreclr,yeaicc/coreclr,roncain/coreclr,dpodder/coreclr,shahid-pk/coreclr,chuck-mitchell/coreclr,ramarag/coreclr,sperling/coreclr,vi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