Atlas brig is missing a vent

[BlueHNT]

Issue reported from Round ID: 7473 (NSV 13 | Official | MRP | 98% Free Lag | Spaceship Combat Server)

Reporting client version: 514.1589

The brig on atlas is missing a vent in the actual brig part making it nearly impossible to regain air in the area when the firelocks are down. This is doubly annoying due to its sensing the air from the second drain as well.