Quality of Life Features for Vic's Point Blank

[Requires Vic's Point Blank 1.9.6]

• Fixed the chest in the Arms Dealer barn not having any loot (FORGE MODLOADER ONLY UNFORTUNATELY, This fix doesn't seem to work under Fabric for unknown reasons)

• Added 2 new advancements: "Spinny Spinny!" and "I am Heavy Weapons Guy"

(To obtain "Spinny Spinny!", you need to trade with an Arms Dealer for a Minigun Motor)

(To obtain "I am Heavy Weapons Guy", you need to craft a Minigun)