Prevent crash when scrollEnabled used in singleline textinput (#23361)

Summary:
Fixes #22949 , #21339. Currently, multiline textInput uses `UITextView` but singleline textInput uses `UITextField`, so singleline textinput may crash when use `scrollEnabled` property.

[iOS] [Fixed] - Prevent crash when scrollEnabled used in singleline textinput
Pull Request resolved: https://github.com/facebook/react-native/pull/23361

Differential Revision: D14030586

Pulled By: cpojer

fbshipit-source-id: a8ae1b4e168469e65745c4d5e9329df8b6faa2aa

Libraries/Text/TextInput/Singleline/RCTUITextField.m

@@ -87,6 +87,16 @@
   self.enabled = editable;
 }
 
+- (void)setScrollEnabled:(BOOL)enabled
+{
+  // Do noting, compatible with multiline textinput
+}
+
+- (BOOL)scrollEnabled
+{
+  return NO;
+}
+
 #pragma mark - Context Menu
 
 - (BOOL)canPerformAction:(SEL)action withSender:(id)sender