fix: Add missing event dispatcher for tvOS and macOS in legacy arch (#670)

Author: msynowski

ios/RNCSafeAreaProvider.m

@@ -23,10 +23,9 @@ - (instancetype)initWithEventDispatcher:(id<RCTEventDispatcherProtocol>)eventDis
   RCTAssertParam(eventDispatcher);
 
   if ((self = [super initWithFrame:CGRectZero])) {
-#if !TARGET_OS_TV && !TARGET_OS_OSX
-
     _eventDispatcher = eventDispatcher;
 
+#if !TARGET_OS_TV && !TARGET_OS_OSX
     [NSNotificationCenter.defaultCenter addObserver:self
                                            selector:@selector(invalidateSafeAreaInsets)
                                                name:UIKeyboardDidShowNotification