Update genie_banner_short.txt

leave version at 999.999.999 to indicate untagged

Author: nusense

data/logo/genie_banner_short.txt

@@ -4,7 +4,7 @@
 **   .oooooo.    oooooooooooo ooooo      ooo ooooo oooooooooooo                                       **
 **  d8P'  `Y8b   `888'     `8 `888b.     `8' `888' `888'     `8      NEUTRINO MONTE CARLO GENERATOR   **
 ** 888            888          8 `88b.    8   888   888                                               **
-** 888            888oooo8     8   `88b.  8   888   888oooo8                Version 3.04.00           **
+** 888            888oooo8     8   `88b.  8   888   888oooo8              Version 999.999.999         **
 ** 888     ooooo  888    "     8     `88b.8   888   888    "                                          **
 ** `88.    .88'   888       o  8       `888   888   888       o         http://www.genie-mc.org       **
 **  `Y8bood8P'   o888ooooood8 o8o        `8  o888o o888ooooood8                                       **