Fix return type for table.unpack (#44)

Author: GlassBricks

special/5.1-or-jit.d.ts

@@ -19,7 +19,7 @@ declare function collectgarbage(opt: 'count'): number;
  * elements. By default, i is 1 and j is the length of the list, as defined by
  * the length operator (see §2.5.5).
  */
-declare function unpack<T extends any[]>(list: T): LuaMultiReturn<T[]>;
+declare function unpack<T extends any[]>(list: T): LuaMultiReturn<T>;
 declare function unpack<T>(list: T[], i: number, j?: number): LuaMultiReturn<T[]>;
 
 /**

special/5.2-plus.d.ts

@@ -94,7 +94,7 @@ declare namespace table {
      *
      * By default, i is 1 and j is #list.
      */
-    function unpack<T extends any[]>(list: T): LuaMultiReturn<T[]>;
+    function unpack<T extends any[]>(list: T): LuaMultiReturn<T>;
     function unpack<T>(list: T[], i: number, j?: number): LuaMultiReturn<T[]>;
 
     /**