Fixed instance batch bounding box not updated if not attached directly to the root node
Fixed instance batch bounding box not updated if not attached directly to the root node

bhlzlx/ogre,bhlzlx/ogre,ruleless/ogre,bhlzlx/ogre,bhlzlx/ogre,ehsan/ogre,ruleless/ogre,bhlzlx/ogre,ehsan/ogre,ruleless/ogre,ruleless/ogre,bhlzlx/ogre,ehsan/ogre,ruleless/ogre,ruleless/ogre,ehsan/ogre,ehsan/ogre