Fix text replacement not working in multiline TextInput (facebook#1286)

This bug was due to some code in multiline TextInput which disabled all text checking types by default.
We now match the system default instead.

Co-authored-by: Liron Yahdav <lyahdav@fb.com>

Libraries/Text/TextInput/Multiline/RCTUITextView.m

@@ -46,8 +46,6 @@ - (instancetype)initWithFrame:(CGRect)frame
     _placeholderView.numberOfLines = 0;
     [self addSubview:_placeholderView];
 #else // [TODO(macOS GH#774)
-    NSTextCheckingTypes checkingTypes = 0;
-    self.enabledTextCheckingTypes = checkingTypes;
     self.insertionPointColor = [NSColor selectedControlColor];
     // Fix blurry text on non-retina displays.
     self.canDrawSubviewsIntoLayer = YES;