[Arm64] Fix smul[lh] disassembly
[Arm64] Fix smul[lh] disassembly

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