Fixes commons-app#3473 Changed Names and Order or Theme Options (commons-app#3556)

Author: madhurgupta10

app/src/main/res/values/arrays.xml

@@ -36,14 +36,14 @@
     </array>
 
     <array name="pref_theme_entries">
-        <item>@string/theme_default_name</item>
-        <item>@string/theme_dark_name</item>
         <item>@string/theme_light_name</item>
+        <item>@string/theme_dark_name</item>
+        <item>@string/theme_default_name</item>
     </array>
 
     <string-array name="pref_theme_entries_values">
-        <item>0</item>
-        <item>1</item>
         <item>2</item>
+        <item>1</item>
+        <item>0</item>
     </string-array>
 </resources>

app/src/main/res/values/strings.xml

@@ -598,7 +598,7 @@ Upload your first media by tapping on the add button.</string>
   <string name="wallpaper_set_unsuccessfully">Something went wrong. Could not set the wallpaper</string>
   <string name="setting_wallpaper_dialog_title">Set as Wallpaper</string>
   <string name="setting_wallpaper_dialog_message">Setting Wallpaper. Please wait…</string>
-  <string name="theme_default_name">Default</string>
+  <string name="theme_default_name">Follow system</string>
   <string name="theme_dark_name">Dark</string>
   <string name="theme_light_name">Light</string>