Inject mod plane weapons into pydcs.

Adds a simple injector that iterates over attrs of an input class and
injects things that look like custom weapons into pydcs's weapons
classes.

Also updated all current mod aircraft configs to perform the injection.

pydcs_extensions/mb339/mb339.py

@@ -4,6 +4,8 @@ from dcs import task
 from dcs.planes import PlaneType
 from dcs.weapons_data import Weapons
 
+from pydcs_extensions.weapon_injector import inject_weapons
+
 
 class MB_339PAN_Weapons:
     ARF8M3_TP = {"clsid": "{ARF8M3_TP}", "name": "ARF8M3 TP", "weight": None}
@@ -107,6 +109,9 @@ class MB_339PAN_Weapons:
     }
 
 
+inject_weapons(MB_339PAN_Weapons)
+
+
 class MB_339PAN(PlaneType):
     id = "MB-339PAN"
     flyable = True