fix(ios): fix bug that textinput does not support chinese input

ios/sdk/component/textinput/HippyTextField.m

@@ -201,6 +201,12 @@ - (BOOL)autoCorrect
 
 - (void)textFieldDidChange
 {
+    UITextRange *selectedRange = [_textView markedTextRange];
+    NSString * newText = [_textView textInRange:selectedRange];
+    /**获取中文输入法下高亮部分并直接返回不做_onChangeText */
+    if (newText.length > 0) {
+        return;
+    }
     // selectedTextRange observer isn't triggered when you type even though the
     // cursor position moves, so we send event again here.