[mutter] Use Unicode in a new translatable string

[Piotr Drąg <piotrdrag src gnome org>]

commit 69e7ad4402d8aa3630f5240491ce765e6643f71e
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Fri Apr 7 19:25:12 2017 +0200

    Use Unicode in a new translatable string
    
    See https://developer.gnome.org/hig/stable/typography.html
    
    https://bugzilla.gnome.org/show_bug.cgi?id=772218

 data/org.gnome.mutter.gschema.xml.in |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/data/org.gnome.mutter.gschema.xml.in b/data/org.gnome.mutter.gschema.xml.in
index 0f2cd4d..96b3be3 100644
--- a/data/org.gnome.mutter.gschema.xml.in
+++ b/data/org.gnome.mutter.gschema.xml.in
@@ -109,12 +109,12 @@
         To enable experimental features, add the feature keyword to the list.
         Whether the feature requires restarting the compositor depends on the
         given feature. Any experimental feature is not required to still be
-        available, or configurable. Don't expect adding anything in this
+        available, or configurable. Don’t expect adding anything in this
         setting to be future proof.
 
         Currently possible keywords:
 
-        * "scale-monitor-framebuffer" - makes mutter default to layout logical
+        • “scale-monitor-framebuffer” — makes mutter default to layout logical
                                         monitors in a logical pixel coordinate
                                         space, while scaling monitor
                                         framebuffers instead of window content,