bump argh version requirement
bump argh version requirement

mconstantin/watchdog,mconstantin/watchdog,mconstantin/watchdog,glorizen/watchdog,ymero/watchdog,ymero/watchdog,gorakhargosh/watchdog,teleyinex/watchdog,glorizen/watchdog,glorizen/watchdog,teleyinex/watchdog,teleyinex/watchdog,gorakhargosh/watchdog,ymero/watchdog