[gnome-backgrounds] build: Fix XML validation

[Piotr Drąg <piotrdrag src gnome org>]

commit fe8eef8867f80895c40b10281be03d35fb85fecf
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Fri Jan 5 20:52:29 2018 +0100

    build: Fix XML validation
    
    “&” wasn’t escaped.

 backgrounds/gnome-backgrounds.xml.in.in |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/backgrounds/gnome-backgrounds.xml.in.in b/backgrounds/gnome-backgrounds.xml.in.in
index 25bfbcc..055ff64 100644
--- a/backgrounds/gnome-backgrounds.xml.in.in
+++ b/backgrounds/gnome-backgrounds.xml.in.in
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!DOCTYPE wallpapers SYSTEM "gnome-wp-list.dtd">
 <wallpapers>
-               <wallpaper deleted="false">
+       <wallpaper deleted="false">
                <name>Bokeh Tails</name>
                <filename>@BACKGROUNDDIR@/Bokeh_Tails.jpg</filename>
                <options>zoom</options>
@@ -16,7 +16,7 @@
     <scolor>#000000</scolor>
        </wallpaper>
        <wallpaper deleted="false">
-               <name>Cold & Warm</name>
+               <name>Cold &amp; Warm</name>
                <filename>@BACKGROUNDDIR@/ColdWarm.jpg</filename>
                <options>zoom</options>
     <pcolor>#ffffff</pcolor>
@@ -30,7 +30,7 @@
     <scolor>#000000</scolor>
        </wallpaper>
        <wallpaper deleted="false">
-               <name>Waterfalls</name>
+               <name>Endless Shapes</name>
                <filename>@BACKGROUNDDIR@/endless-shapes.jpg</filename>
                <options>zoom</options>
     <pcolor>#ffffff</pcolor>
@@ -86,14 +86,14 @@
     <scolor>#000000</scolor>
        </wallpaper>
        <wallpaper deleted="false">
-               <name>Stones</name>
+               <name>Symbolics 1</name>
                <filename>@BACKGROUNDDIR@/symbolics-1.jpg</filename>
                <options>zoom</options>
     <pcolor>#ffffff</pcolor>
     <scolor>#000000</scolor>
        </wallpaper>
        <wallpaper deleted="false">
-               <name>Stones</name>
+               <name>Symbolics 2</name>
                <filename>@BACKGROUNDDIR@/symbolics-2.jpg</filename>
                <options>zoom</options>
     <pcolor>#ffffff</pcolor>