Allow the construction of M56D Bipods with metal

[Gentlefood]

Summary (a quick, 2-3 sentence summary): Title

Benefits (How this will benefit the server and game as a whole): When a xeno slashes a MG to death it breaks the bipod but leaves the gun. There is no way to replace the bipod.

Details (Description of how you think this would work, the benefits, etc): Allows engineers to replace broken MG bipods

Implementation (Optional, if you have an idea how to implement it): Code

[Supermichael777]

seems fair enough not like you can shoot without both and this gives a legit reason to take not the auto.

[NoahKirchner]

+1, maybe make it plasteel like the sentry tho?

[Jaketeaking]

+1, but not for it being from plasteel, the stuff is hard enough to get already