Fix import statements and order (see #103)

src/window.py

@@ -1,20 +1,17 @@
 #!/usr/bin/env python3
 
 import gi
-
-gi.require_version('Gtk', '4.0')
-gi.require_version('Adw', '1')
 try:
     import keyring
     use_keyring = True
-except:
+except ImportError:
     use_keyring = False
 use_keyring = False
 import locale
-import logging
 
+gi.require_version('Gtk', '4.0')
+gi.require_version('Adw', '1')
 from gi.repository import Gtk, Adw, Gdk, GObject, GLib, Gio
-
 from . import client
 from .shortcutsdialog import ShortcutsDialog
 from .connectionpanel import ConnectionPanel