Delete feature skill system — Duel Abyss Latia Steam update #1260679

1. Due to unknown bugs in the feature series skills, they will be temporarily silenced. For example, in the battle of East, players using regular attack commands will trigger the characteristic of East: a counterattack raid will launch a regular attack on the player, which conflicts with the later added code and leads to the game crashing; When fighting in the Eight Directions Regiment, the enemy will trigger a characteristic: Greedy Desire skill, regain combat ability 2. Other problem fixes