update bonjour for windows string to link to bonjour SDK. Fixes #7072

src/features_window.py

@@ -54,7 +54,7 @@ class FeaturesWindow:
             _('Bonjour / Zeroconf'): (self.zeroconf_available,
                 _('Serverless chatting with autodetected clients in a local network.'),
                 _('Requires python-avahi.'),
-                _('Requires pybonjour (http://o2s.csail.mit.edu/o2s-wiki/pybonjour).')),
+                _('Requires pybonjour and bonjour SDK running (http://developer.apple.com/opensource/).')),
             _('Command line'): (self.dbus_available,
                 _('A script to control Gajim via commandline.'),
                 _('Requires python-dbus.'),