[2022] Jhin Buffs on PBE

Ult slow increased from 80% to 99%

Ult AD ratio increased from 25% to 30%

Max increased from 100% to 120%

https://twitter.com/spideraxe30/status/1516510493292351495?s=21

Keep in mind slows are capped so the 99% slow change is not as big as it sounds