A few more LFS and two admin choppers

[westernspy]

admin helicopters:
https://steamcommunity.com/sharedfiles/f...1726056130
https://steamcommunity.com/sharedfiles/f...1735519742
Either restrict to member, donators, or admins since the helicopters shoot a fuck ton of missiles in a very fast rate
just helicopters in general:
https://steamcommunity.com/sharedfiles/f...1769613561
https://steamcommunity.com/sharedfiles/f...1946968568
we need a little more weaponless transport helicopters, although the MI-24 is a gunship and a transport helicopter at the same time 
For the MI-8 - restrict the attack variant