Revert "Migrate buildings and TGOs to unit map."

Not registering kills correctly. It was in my limited testing, so need
to dig deeper.

https://github.com/Khopa/dcs_liberation/issues/494

This reverts commit 90697194a1.

game/theater/base.py

@@ -23,7 +23,7 @@ class Base:
 
     def __init__(self):
         self.aircraft: Dict[Type[FlyingType], int] = {}
-        self.armor: Dict[Type[VehicleType], int] = {}
+        self.armor: Dict[VehicleType, int] = {}
         self.aa: Dict[AirDefence, int] = {}
         self.commision_points: Dict[Type, float] = {}
         self.strength = 1