set waitForRender on sharedElement transition

lib/ios/RNNCommandsHandler.m

 		}
 	} else {
 		id animationDelegate = (newVc.options.animations.push.hasCustomAnimation || newVc.isCustomTransitioned) ? newVc : nil;
-		[newVc waitForReactViewRender:newVc.options.animations.push.waitForRender perform:^{
+		[newVc waitForReactViewRender:(newVc.options.animations.push.waitForRender || animationDelegate) perform:^{
 			[_stackManager push:newVc onTop:fromVC animated:newVc.options.animations.push.enable animationDelegate:animationDelegate completion:^{
 				[_eventEmitter sendOnNavigationCommandCompletion:push params:@{@"componentId": componentId}];
 				completion();