fix(textinput): Account for float dimensions when showing scroller (#2341)

* Account for float dimensions when showing scroller

* Use fabs()

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Co-authored-by: Saad Najmi <[email protected]>

Author: lawrencewin

packages/react-native/Libraries/Text/TextInput/Multiline/RCTMultilineTextInputView.mm

@@ -134,7 +134,9 @@ - (BOOL)shouldShowVerticalScrollbar
   CGSize textViewSize = [_backedTextInputView intrinsicContentSize];
   NSClipView *clipView = (NSClipView *)_scrollView.contentView;
   if (textViewSize.height > clipView.bounds.size.height) {
-    return YES;
+    // Sometimes dimensions returned are in floating point numbers. 
+    // If the floats are close enough, then don't show the scrollbar even if there is a fraction of overflow with the text.
+    return fabs(textViewSize.height - clipView.bounds.size.height) >= 1;
   };
 
   return NO;