Don't change PUTARG_REG type on arm64
Don't change PUTARG_REG type on arm64

Fix #18746

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