cljs: use stringToByteArray instead of stringToUtf8ByteArray
cljs: use stringToByteArray instead of stringToUtf8ByteArray

Our array only conatains ascii code.

Signed-off-by: Yen-Chin Lee <082d453d72dce940e12089a4ad48b97cfe1f3ec4@gmail.com>

coldnew/emulator-4917