Fixed stug gun not having right barrel object.

Vehicle Pack Hotfix #6
New Vehicles:
- Remastered Panzer III
- Added Early variants of Panzer IV
- Added Stug III
- Added LVT-4 & A-4
- Added BMP-2M
- Added Bofors 40mm AA
- Added Alashyan T-34 40
Fixes:
- Remodeled some parts on Panzer IV and variants.
- Fixed LVT-A-1 turret coming off easily
- Fixed LVT Suspension colliding with ground destroying it.
- Fixed the order of weapons for BMP-1
- Fixed spawn xml for ZIL-131 ZU-23
- Fixed M163 exploding after rear ending anything.
- Fixed Sd.Kfz.9 Flak 37.Slf not having it's ammo setup.
- Fixed doors not working properly for Opel Blitz radio, fuel tanker & Ambulance.
- Fixed STZ-5 tracks not working.
- Fixed T-34/76 gun breaking when gun pointing down.
- Fixed headlights not connecting to hull on T-55AS-1
- Fixed Gunners Hatch not opening on T-90M`
- Fixed T-90M ejector shell not coming out properly.
- Fixed Pbv 501 turret missing voxels.
- Fixed Bumpvee hull ammo being in turret group and stopping rotation

Vehicle Pack Update
New Vehicles:
- T80UD,
- BMP-1 & 2,
- LVTs,
- Ersatz M10 & more Panther Camos
- Alashyan technicals,
- Alashyan T-34-62
New Features:
- Added new camo selection buttons & Pages for Spawn Menu.
Fixes:
- Removed Unused Files.