Add Luau syntax highlighting

[pyxfluff (Pyx)]

I suggested this forever ago but they never actually added it

Improve Lua Syntax Highlighting

The Syntax Highlighting for Lua is pretty awful for being Roblox’s coding language. This is a pretty basic codeblock, using ```lua print("lol") for i, v in ipairs(game.Workspace:GetChildren()) do game.Workspace.Part:Destroy() --bye local test = Instance.new("Part") test.Parent = workspace task.wait(10) wait(1) script.Parent.PreloadServiceAdminPanel.Main:TweenPosition(UDim2.new(1,0,1,0), Enum.EasingDirection.Out, Enum.EasingStyle.Quad, 15, true) end That’s an extremely ba…