Fail restore if any NuGet call fails
Fail restore if any NuGet call fails

Fixes #7076 for open.

panopticoncentral/roslyn,Maxwe11/roslyn,mattscheffer/roslyn,drognanar/roslyn,jasonmalinowski/roslyn,VSadov/roslyn,jcouv/roslyn,jhendrixMSFT/roslyn,Maxwe11/roslyn,davkean/roslyn,akrisiun/roslyn,budcribar/roslyn,genlu/roslyn,aelij/roslyn,jkotas/roslyn,mattscheffer/roslyn,KirillOsenkov/roslyn,tmat/roslyn,nguerrera/roslyn,tannergooding/roslyn,srivatsn/roslyn,CaptainHayashi/roslyn,weltkante/roslyn,tmat/roslyn,stephentoub/roslyn,dotnet/roslyn,weltkante/roslyn,davkean/roslyn,OmarTawfik/roslyn,zooba/roslyn,VPashkov/roslyn,vcsjones/roslyn,jaredpar/roslyn,AnthonyDGreen/roslyn,srivatsn/roslyn,KevinH-MS/roslyn,ljw1004/roslyn,CyrusNajmabadi/roslyn,agocke/roslyn,ValentinRueda/roslyn,jamesqo/roslyn,CyrusNajmabadi/roslyn,VSadov/roslyn,jamesqo/roslyn,ericfe-ms/roslyn,MatthieuMEZIL/roslyn,xasx/roslyn,vslsnap/roslyn,tvand7093/roslyn,bartdesmet/roslyn,AArnott/roslyn,amcasey/roslyn,jhendrixMSFT/roslyn,heejaechang/roslyn,mattwar/roslyn,HellBrick/roslyn,vslsnap/roslyn,pdelvo/roslyn,cston/roslyn,DustinCampbell/roslyn,lorcanmooney/roslyn,ericfe-ms/roslyn,KevinRansom/roslyn,jhendrixMSFT/roslyn,HellBrick/roslyn,budcribar/roslyn,AnthonyDGreen/roslyn,bkoelman/roslyn,pdelvo/roslyn,MichalStrehovsky/roslyn,antonssonj/roslyn,natgla/roslyn,Giftednewt/roslyn,aelij/roslyn,heejaechang/roslyn,OmarTawfik/roslyn,xoofx/roslyn,cston/roslyn,robinsedlaczek/roslyn,MattWindsor91/roslyn,KirillOsenkov/roslyn,sharadagrawal/Roslyn,dpoeschl/roslyn,reaction1989/roslyn,jeffanders/roslyn,VPashkov/roslyn,diryboy/roslyn,vcsjones/roslyn,panopticoncentral/roslyn,tmeschter/roslyn,CaptainHayashi/roslyn,jamesqo/roslyn,AlekseyTs/roslyn,lorcanmooney/roslyn,eriawan/roslyn,tvand7093/roslyn,AmadeusW/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,yeaicc/roslyn,thomaslevesque/roslyn,dpoeschl/roslyn,DustinCampbell/roslyn,michalhosala/roslyn,sharwell/roslyn,managed-commons/roslyn,genlu/roslyn,gafter/roslyn,Maxwe11/roslyn,gafter/roslyn,eriawan/roslyn,khellang/roslyn,khyperia/roslyn,khellang/roslyn,TyOverby/roslyn,KevinRansom/roslyn,AArnott/roslyn,bartdesmet/roslyn,bbarry/roslyn,KevinH-MS/roslyn,xoofx/roslyn,MatthieuMEZIL/roslyn,bartdesmet/roslyn,mavasani/roslyn,brettfo/roslyn,agocke/roslyn,AnthonyDGreen/roslyn,Pvlerick/roslyn,Giftednewt/roslyn,nguerrera/roslyn,drognanar/roslyn,khellang/roslyn,Shiney/roslyn,TyOverby/roslyn,MichalStrehovsky/roslyn,xasx/roslyn,SeriaWei/roslyn,sharwell/roslyn,DustinCampbell/roslyn,basoundr/roslyn,Hosch250/roslyn,khyperia/roslyn,leppie/roslyn,mgoertz-msft/roslyn,abock/roslyn,VPashkov/roslyn,Shiney/roslyn,MattWindsor91/roslyn,kelltrick/roslyn,Hosch250/roslyn,KevinRansom/roslyn,tannergooding/roslyn,rgani/roslyn,AmadeusW/roslyn,jmarolf/roslyn,mmitche/roslyn,xoofx/roslyn,wvdd007/roslyn,agocke/roslyn,jmarolf/roslyn,yeaicc/roslyn,sharadagrawal/Roslyn,jeffanders/roslyn,reaction1989/roslyn,mgoertz-msft/roslyn,heejaechang/roslyn,mattwar/roslyn,sharadagrawal/Roslyn,jkotas/roslyn,jcouv/roslyn,amcasey/roslyn,HellBrick/roslyn,KevinH-MS/roslyn,tvand7093/roslyn,dpoeschl/roslyn,jaredpar/roslyn,paulvanbrenk/roslyn,MattWindsor91/roslyn,balajikris/roslyn,tmeschter/roslyn,robinsedlaczek/roslyn,Hosch250/roslyn,vcsjones/roslyn,paulvanbrenk/roslyn,AlekseyTs/roslyn,stephentoub/roslyn,mmitche/roslyn,MattWindsor91/roslyn,jasonmalinowski/roslyn,mavasani/roslyn,leppie/roslyn,michalhosala/roslyn,tannergooding/roslyn,brettfo/roslyn,khyperia/roslyn,VSadov/roslyn,kelltrick/roslyn,ErikSchierboom/roslyn,AlekseyTs/roslyn,thomaslevesque/roslyn,bkoelman/roslyn,ljw1004/roslyn,managed-commons/roslyn,ljw1004/roslyn,nguerrera/roslyn,physhi/roslyn,balajikris/roslyn,ValentinRueda/roslyn,srivatsn/roslyn,CyrusNajmabadi/roslyn,gafter/roslyn,kelltrick/roslyn,wvdd007/roslyn,zooba/roslyn,rgani/roslyn,abock/roslyn,sharwell/roslyn,natgla/roslyn,natidea/roslyn,yeaicc/roslyn,ericfe-ms/roslyn,bkoelman/roslyn,pdelvo/roslyn,managed-commons/roslyn,SeriaWei/roslyn,a-ctor/roslyn,wvdd007/roslyn,vslsnap/roslyn,mattwar/roslyn,shyamnamboodiripad/roslyn,tmat/roslyn,drognanar/roslyn,zooba/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,leppie/roslyn,TyOverby/roslyn,eriawan/roslyn,CaptainHayashi/roslyn,amcasey/roslyn,dotnet/roslyn,balajikris/roslyn,antonssonj/roslyn,diryboy/roslyn,orthoxerox/roslyn,shyamnamboodiripad/roslyn,shyamnamboodiripad/roslyn,mmitche/roslyn,tmeschter/roslyn,jeffanders/roslyn,genlu/roslyn,bbarry/roslyn,orthoxerox/roslyn,swaroop-sridhar/roslyn,mattscheffer/roslyn,budcribar/roslyn,abock/roslyn,Pvlerick/roslyn,thomaslevesque/roslyn,a-ctor/roslyn,jmarolf/roslyn,SeriaWei/roslyn,akrisiun/roslyn,jaredpar/roslyn,bbarry/roslyn,natidea/roslyn,antonssonj/roslyn,KirillOsenkov/roslyn,Shiney/roslyn,orthoxerox/roslyn,ValentinRueda/roslyn,basoundr/roslyn,Giftednewt/roslyn,swaroop-sridhar/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,ErikSchierboom/roslyn,cston/roslyn,swaroop-sridhar/roslyn,stephentoub/roslyn,diryboy/roslyn,dotnet/roslyn,michalhosala/roslyn,jcouv/roslyn,ErikSchierboom/roslyn,MichalStrehovsky/roslyn,aelij/roslyn,OmarTawfik/roslyn,xasx/roslyn,KiloBravoLima/roslyn,jasonmalinowski/roslyn,mgoertz-msft/roslyn,akrisiun/roslyn,KiloBravoLima/roslyn,physhi/roslyn,weltkante/roslyn,natgla/roslyn,brettfo/roslyn,Pvlerick/roslyn,MatthieuMEZIL/roslyn,KiloBravoLima/roslyn,a-ctor/roslyn,reaction1989/roslyn,physhi/roslyn,AArnott/roslyn,basoundr/roslyn,robinsedlaczek/roslyn,panopticoncentral/roslyn,mavasani/roslyn,lorcanmooney/roslyn,jkotas/roslyn,rgani/roslyn,AmadeusW/roslyn,natidea/roslyn,paulvanbrenk/roslyn,davkean/roslyn