Fix a bug with arena zone limits
Fix a bug with arena zone limits

This fixes a bug that when a player got re-added to arena round while
round is paused, they would get the "Stay in Arena" warning stuck on
their screen even if they were not out of zone limits.

KHKKhalid/Bulletproof-Gamemode,beijind/SAMPAttackDefend,KHKKhalid/SAMPBulletproof