typo

typo

gui/qt/network_dialog.py

@@ -104,7 +104,7 @@ class NetworkDialog(QDialog):
         self.autocycle_cb.setChecked(self.config.get('auto_cycle', True))
         grid.addWidget(self.autocycle_cb, 0, 1)
         if not self.config.is_modifiable('auto_cycle'): self.autocycle_cb.setEnabled(False)
-        msg = _("If auto-connect is enabled, Electrum will always use a server that is on the the longest blockchain.") + " " \
+        msg = _("If auto-connect is enabled, Electrum will always use a server that is on the longest blockchain.") + " " \
             + _("If it is disabled, Electrum will warn you if your server is lagging.")
         grid.addWidget(HelpButton(msg), 0, 4)