meta: newproxy can accept a userdata value

Author: Bilal2453

meta/template/basic.lua

@@ -128,7 +128,7 @@ function loadfile(filename, mode, env) end
 function loadstring(text, chunkname) end
 
 ---@version 5.1
----@param proxy boolean|table
+---@param proxy boolean|table|userdata
 ---@return userdata
 ---@nodiscard
 function newproxy(proxy) end