Add bomb explosion sound effect. Fix bug with the player getting knocked back whenever a monster's proximity knockback function is called. Release Build 9247.
game->AddEffect(std::make_unique<BombBoom>(pos,0.f,OnUpperLevel(),vf2d{radius,radius}/12.f/1.5f/*Upscale 24x24 to 36x36*/,1.f,vf2d{},WHITE,0.f,0.f,true));
ERR(std::format("Monster {} trying to read non-existent String Property {}[{}] for Strategy {}. THIS SHOULD NOT BE HAPPENING!",m.GetName(),param,index,strategy))