Sec Wing fixes

Fixes #2787. Added cameras to sec wing.
Fixes #2783. Added missing Warden's locker.
Fixed Armoury and Washroom doors access.
Fixed maintenance door below Sec leading into a wall.
Removed second maintenance door from Forensics. Leads into same maint tunnel, and it just few steps from another door.
Fixed piping on airlock near Sec.
Removed non-cycling arilock from near escape pod. There is cycling one nearby.