[DL] String additions to 'mutter.gnome-3-26'

[GNOME Status Pages <noreply gnome org>]

This is an automatic notification from status generation scripts on:
https://l10n.gnome.org.

There have been following string additions to module 'mutter.gnome-3-26':

+ "Restore the keyboard shortcuts"

Note that this doesn't directly indicate a string freeze break, but it
might be worth investigating.
https://git.gnome.org/browse/mutter/log/?h=gnome-3-26