feat(carddav): add command to list address books

Signed-off-by: Anna Larch <anna@nextcloud.com>

admin_manual/configuration_server/occ_command.rst

@@ -513,6 +513,7 @@ A set of commands to create and manage addressbooks and calendars::
 
  dav
   dav:create-addressbook                 Create a dav addressbook
+  dav:list-addressbooks                  List all addressbooks of a user
   dav:create-calendar                    Create a dav calendar
   dav:delete-calendar                    Delete a dav calendar
   dav:fix-missing-caldav-changes         Insert missing calendarchanges rows for existing events
@@ -548,11 +549,17 @@ This example will delete the birthday calendar of user molly::
 
  sudo -u www-data php occ dav:delete-calendar --birthday molly
 
-``dav:lists-calendars [user]`` will display a table listing the calendars for a given user.
+``dav:list-calendars [user]`` and ``dav:list-addressbooks [user]`` will display a
+table listing the calendars or addressbooks for a given user.
+
 This example will list all calendars for user annie::
 
  sudo -u www-data php occ dav:list-calendars annie
 
+This example will list all addressbooks for user annie::
+
+ sudo -u www-data php occ dav:list-addressbooks annie
+
 ``dav:dav:fix-missing-caldav-changes [user]`` tries to restore calendar sync changes when data in the calendarchanges table has been lost. If the user ID is omitted, the command runs for all users. This can take a while.
 
 ``dav::move-calendar [name] [sourceuid] [destinationuid]`` allows the admin