Fix Arm32 Ubuntu CoreFX script.
Fix Arm32 Ubuntu CoreFX script.

poizan42/coreclr,cshung/coreclr,wtgodbe/coreclr,krk/coreclr,poizan42/coreclr,poizan42/coreclr,cshung/coreclr,cshung/coreclr,wtgodbe/coreclr,poizan42/coreclr,krk/coreclr,krk/coreclr,wtgodbe/coreclr,wtgodbe/coreclr,krk/coreclr,wtgodbe/coreclr,cshung/coreclr,krk/coreclr,cshung/coreclr,wtgodbe/coreclr,krk/coreclr,poizan42/coreclr,cshung/coreclr,poizan42/coreclr