(minor) Update notes April 27

Just a small one today, fixing a few things that had been bothering me and adding a couple of small requested features

• Decreased chance of title matches in Booking AI

• Altered win rate of champions in booking AI

• Booking page now shows event logo where available

• Fixed bug where injured people wouldn't become available again

• Fixed issue where promotion couldn't be deleted once game has started

• Added Classic Heel gimmick