Error out if specified testBinLoc path does not exist. (#13700)
Error out if specified testBinLoc path does not exist. (#13700)


rartemev/coreclr,AlexGhiondea/coreclr,JonHanna/coreclr,wtgodbe/coreclr,krk/coreclr,kyulee1/coreclr,wtgodbe/coreclr,ruben-ayrapetyan/coreclr,krk/coreclr,yizhang82/coreclr,AlexGhiondea/coreclr,JonHanna/coreclr,yizhang82/coreclr,rartemev/coreclr,wateret/coreclr,mmitche/coreclr,JosephTremoulet/coreclr,kyulee1/coreclr,botaberg/coreclr,yizhang82/coreclr,rartemev/coreclr,botaberg/coreclr,wtgodbe/coreclr,rartemev/coreclr,wtgodbe/coreclr,hseok-oh/coreclr,poizan42/coreclr,dpodder/coreclr,ruben-ayrapetyan/coreclr,hseok-oh/coreclr,JosephTremoulet/coreclr,ruben-ayrapetyan/coreclr,krk/coreclr,botaberg/coreclr,cshung/coreclr,yizhang82/coreclr,rartemev/coreclr,JonHanna/coreclr,wtgodbe/coreclr,AlexGhiondea/coreclr,mmitche/coreclr,hseok-oh/coreclr,parjong/coreclr,botaberg/coreclr,poizan42/coreclr,krk/coreclr,JosephTremoulet/coreclr,wateret/coreclr,kyulee1/coreclr,ruben-ayrapetyan/coreclr,dpodder/coreclr,kyulee1/coreclr,wateret/coreclr,poizan42/coreclr,kyulee1/coreclr,parjong/coreclr,rartemev/coreclr,cshung/coreclr,poizan42/coreclr,dpodder/coreclr,parjong/coreclr,AlexGhiondea/coreclr,JosephTremoulet/coreclr,cshung/coreclr,poizan42/coreclr,wtgodbe/coreclr,poizan42/coreclr,AlexGhiondea/coreclr,JonHanna/coreclr,parjong/coreclr,mmitche/coreclr,hseok-oh/coreclr,cshung/coreclr,wateret/coreclr,mmitche/coreclr,dpodder/coreclr,kyulee1/coreclr,yizhang82/coreclr,dpodder/coreclr,parjong/coreclr,hseok-oh/coreclr,botaberg/coreclr,yizhang82/coreclr,krk/coreclr,parjong/coreclr,JonHanna/coreclr,wateret/coreclr,botaberg/coreclr,krk/coreclr,hseok-oh/coreclr,cshung/coreclr,JonHanna/coreclr,ruben-ayrapetyan/coreclr,dpodder/coreclr,mmitche/coreclr,ruben-ayrapetyan/coreclr,AlexGhiondea/coreclr,wateret/coreclr,JosephTremoulet/coreclr,mmitche/coreclr,JosephTremoulet/coreclr,cshung/coreclr