Merge branch 'matt-faster-connectivity-checl' into 'main'

Change internet check to Arch's captive portal check (loads faster)

See merge request crystal/software/jade-gui!6

jade_gui/functions/welcome_screen.py

@@ -46,7 +46,7 @@ class WelcomeScreen(JadeScreen, Adw.Bin):
     def check_internet(self):
         while self.do_check_internet:
             try:
-                urllib.request.urlopen("https://getcryst.al", timeout=1)
+                urllib.request.urlopen("https://ping.archlinux.org", timeout=1)
                 self.online()
                 if not self.next_button.get_sensitive():
                     GLib.idle_add(self.allow_continue, True)