Revert "Adresses #3963 - stack options applied to children"

This reverts commit 69c3e0dea8.

lib/ios/RNNNavigationController.m

 	return self.topViewController;
 }
 
-- (void)setViewControllers:(NSArray<__kindof UIViewController *> *)viewControllers {
-	[super setViewControllers:viewControllers];
-	for (UIViewController<RNNRootViewProtocol>* viewController in viewControllers) {
-		if (viewController.layoutInfo.options) {
-			[viewController.layoutInfo.options mergeOptions:self.layoutInfo.options overrideOptions:NO];
-		}
-	}
-}
-
-- (void)pushViewController:(UIViewController<RNNRootViewProtocol> *)viewController animated:(BOOL)animated {
-	[super pushViewController:viewController animated:animated];
-	if (viewController.layoutInfo.options) {
-		[viewController.layoutInfo.options mergeOptions:self.layoutInfo.options overrideOptions:NO];
-	}
-}
 
 @end