Fix spelling error in CMake file.
Fix spelling error in CMake file.

paroj/ogre,paroj/ogre,paroj/ogre,paroj/ogre,OGRECave/ogre,RealityFactory/ogre,RealityFactory/ogre,RealityFactory/ogre,OGRECave/ogre,OGRECave/ogre,RealityFactory/ogre,paroj/ogre,OGRECave/ogre,RealityFactory/ogre,OGRECave/ogre