fix: make cursor center for different line height (facebook#36586)

Summary:
Currently in multiline input the cursor touches the previous line.
So this reduces its height sets its position so that I does not touch previous line.
This PR will also fix the issue facebook#28012 (Problem with TextInput lineHeight on iOS)
This RP will fix the issue caused in
[PR](facebook#36484)

Changelog:
[iOS][Added] - Fixed cursor height on multiline text input

Pull Request resolved: facebook#36586

Test Plan:
Tested for different cursor height

https://user-images.githubusercontent.com/46092576/227004355-3886a0b5-7cdb-4fdc-a16b-3c4abb729737.mov

https://user-images.githubusercontent.com/46092576/227004361-48099f81-9f52-460d-8ae8-d0ddb09dc47d.mov

Reviewed By: javache

Differential Revision: D44307457

Pulled By: genkikondo

fbshipit-source-id: afeea5605ed8557cdeec1e62324c85665ce367d6

packages/react-native/Libraries/Text/TextInput/Multiline/RCTUITextView.m

@@ -298,7 +298,12 @@ - (CGRect)caretRectForPosition:(UITextPosition *)position
     return CGRectZero;
   }
 
-  return [super caretRectForPosition:position];
+  CGRect rect = [super caretRectForPosition:position];
+  UIFont *font = self.font;
+  float prevHeight = rect.size.height;
+  rect.size.height = font.pointSize - font.descender;
+  rect.origin.y += (prevHeight - rect.size.height);
+  return rect;
 }
 
 #pragma mark - Utility Methods