themes: Add wallpapers from Fairphone 4

Issue: FP3-A13#25
Change-Id: I8a576082a83c5629b38bc9cfe25528a6b4f6dbea
diff --git a/themes/res/values/arrays.xml b/themes/res/values/arrays.xml
old mode 100755
new mode 100644
index 25e6ba2..aec1075
--- a/themes/res/values/arrays.xml
+++ b/themes/res/values/arrays.xml
@@ -19,6 +19,10 @@
     <string-array name="wallpapers" translatable="false">
         <item>wallpaper_02</item>
         <item>wallpaper_03</item>
+        <item>wallpaper_04</item>
+        <item>wallpaper_05</item>
+        <item>wallpaper_06</item>
+        <item>wallpaper_07</item>
     </string-array>
 
     <string-array name="color_bundles">