Make a test change – will not merge

AsyncDisplayKit/Private/ASDisplayNode+AsyncDisplay.mm

@@ -290,6 +290,7 @@
   // This block is called back on the main thread after rendering at the completion of the current async transaction, or immediately if !asynchronously
   asyncdisplaykit_async_transaction_operation_completion_block_t completionBlock = ^(id<NSObject> value, BOOL canceled){
     ASDisplayNodeCAssertMainThread();
+    
     if (!canceled && !isCancelledBlock()) {
       UIImage *image = (UIImage *)value;
       BOOL stretchable = (NO == UIEdgeInsetsEqualToEdgeInsets(image.capInsets, UIEdgeInsetsZero));