ASP: fix typo in docstring

Will-fix: #15838

config/chroot_local-includes/usr/local/sbin/tails-additional-software

@@ -137,7 +137,7 @@ def _notify(title, body="", accept_label="", deny_label="",
 def _notify_failure(summary, details=None):
     """Display a failure notification to the user of the live system.
 
-    The user has the option to edit the configuration of to view the system
+    The user has the option to edit the configuration or to view the system
     log.
     """
     if details: