Stub Environment from registry apis inside app-containers. (CoreCLR) (#12390)
Stub Environment from registry apis inside app-containers. (CoreCLR) (#12390)

We're not going to get exemptions for these inside appcontainers
so we'll change them to behave as they do on Unix (present
an empty reg key that eats writes requests.)
botaberg/coreclr,wtgodbe/coreclr,cydhaselton/coreclr,AlexGhiondea/coreclr,poizan42/coreclr,JosephTremoulet/coreclr,JonHanna/coreclr,rartemev/coreclr,cshung/coreclr,russellhadley/coreclr,dpodder/coreclr,poizan42/coreclr,JosephTremoulet/coreclr,JonHanna/coreclr,gkhanna79/coreclr,ruben-ayrapetyan/coreclr,cshung/coreclr,ragmani/coreclr,AlexGhiondea/coreclr,cshung/coreclr,YongseopKim/coreclr,mmitche/coreclr,tijoytom/coreclr,ruben-ayrapetyan/coreclr,mskvortsov/coreclr,JosephTremoulet/coreclr,wtgodbe/coreclr,russellhadley/coreclr,parjong/coreclr,cshung/coreclr,mmitche/coreclr,poizan42/coreclr,pgavlin/coreclr,JonHanna/coreclr,wtgodbe/coreclr,botaberg/coreclr,mskvortsov/coreclr,ragmani/coreclr,russellhadley/coreclr,mskvortsov/coreclr,hseok-oh/coreclr,cshung/coreclr,cydhaselton/coreclr,AlexGhiondea/coreclr,parjong/coreclr,mskvortsov/coreclr,wateret/coreclr,pgavlin/coreclr,yizhang82/coreclr,mskvortsov/coreclr,kyulee1/coreclr,cydhaselton/coreclr,parjong/coreclr,rartemev/coreclr,yizhang82/coreclr,yizhang82/coreclr,rartemev/coreclr,botaberg/coreclr,mmitche/coreclr,kyulee1/coreclr,pgavlin/coreclr,krk/coreclr,russellhadley/coreclr,tijoytom/coreclr,wateret/coreclr,krk/coreclr,tijoytom/coreclr,AlexGhiondea/coreclr,dpodder/coreclr,kyulee1/coreclr,parjong/coreclr,kyulee1/coreclr,JosephTremoulet/coreclr,cydhaselton/coreclr,AlexGhiondea/coreclr,rartemev/coreclr,JonHanna/coreclr,wateret/coreclr,pgavlin/coreclr,YongseopKim/coreclr,mmitche/coreclr,botaberg/coreclr,wtgodbe/coreclr,cydhaselton/coreclr,tijoytom/coreclr,gkhanna79/coreclr,tijoytom/coreclr,mskvortsov/coreclr,cshung/coreclr,mmitche/coreclr,mmitche/coreclr,krk/coreclr,ragmani/coreclr,AlexGhiondea/coreclr,botaberg/coreclr,rartemev/coreclr,poizan42/coreclr,ragmani/coreclr,yizhang82/coreclr,hseok-oh/coreclr,wateret/coreclr,JonHanna/coreclr,russellhadley/coreclr,wtgodbe/coreclr,parjong/coreclr,ruben-ayrapetyan/coreclr,krk/coreclr,pgavlin/coreclr,wtgodbe/coreclr,ragmani/coreclr,YongseopKim/coreclr,wateret/coreclr,wateret/coreclr,JonHanna/coreclr,poizan42/coreclr,parjong/coreclr,pgavlin/coreclr,yizhang82/coreclr,kyulee1/coreclr,dpodder/coreclr,botaberg/coreclr,kyulee1/coreclr,ruben-ayrapetyan/coreclr,russellhadley/coreclr,krk/coreclr,gkhanna79/coreclr,krk/coreclr,ruben-ayrapetyan/coreclr,gkhanna79/coreclr,JosephTremoulet/coreclr,hseok-oh/coreclr,tijoytom/coreclr,poizan42/coreclr,dpodder/coreclr,YongseopKim/coreclr,dpodder/coreclr,ragmani/coreclr,yizhang82/coreclr,YongseopKim/coreclr,gkhanna79/coreclr,hseok-oh/coreclr,rartemev/coreclr,YongseopKim/coreclr,hseok-oh/coreclr,cydhaselton/coreclr,gkhanna79/coreclr,ruben-ayrapetyan/coreclr,hseok-oh/coreclr,JosephTremoulet/coreclr,dpodder/coreclr