Add MBC3O (aka MBC30) test ROM

[Rangi42]

ROM: https://github.com/ZoomTen/mbc30test

Results: https://gist.github.com/ZoomTen/1161fb269cd012a2b927560e3290a9f4

Pass:

Fail:

This may require two shootout tests, for the ROM bank and SRAM screens.