Refactor the mod select changes, re-add accidentally deleted factions.

game/settings.py

@@ -110,16 +110,3 @@ class Settings:
         new_state = Settings().__dict__
         new_state.update(state)
         self.__dict__.update(new_state)
-
-
-@dataclass
-class ModSettings:
-    # Aircraft Mods
-    a4_skyhawk: bool = False
-    f22_raptor: bool = False
-    hercules: bool = False
-    jas39_gripen: bool = False
-    su57_felon: bool = False
-    # Ground Asset Mods
-    frenchpack: bool = False
-    high_digit_sams: bool = False