Update documentation for date function to include overload for no parameters

api/date.lua

@@ -5,4 +5,5 @@
 ---@return string or table dateValue
 ---Returns a formatted date/time string for a date (or the current date). Alias to the standard library function os.date.
 ---@overload fun(format: string, time: number)
+---@overload fun()
 function date(format, time) end