(conan-deps): update ogre to version 1.12.2
Description
Ogre has received a bunch of new updates and it is time for us to catch up.
https://github.com/OGRECave/ogre/blob/master/Docs/1.12-Notes.md
Proposal
- Update the conan package.
- Port patches if needed, propose them upstream if possible.
- Fix our code if it breaks.