[gnome-boxes/empty-state-prep] icons: Drop unused old icons

[Felipe Borges <felipeborges src gnome org>]

commit a7615e8ab7e8f21410374565e91c15d7074a5675
Author: Felipe Borges <felipeborges gnome org>
Date:   Mon May 17 13:12:08 2021 +0200

    icons: Drop unused old icons
    
    Boxes used to ship these icons but they are now obsolete.
    There's new artwork replacing the "boxes-create" one and the
    "boxes-arrow" is something we now consume from GTK.

 data/gnome-boxes.gresource.xml |   2 --
 data/icons/boxes-arrow.svg     |   6 ------
 data/icons/boxes-create.png    | Bin 83735 -> 0 bytes
 3 files changed, 8 deletions(-)
---
diff --git a/data/gnome-boxes.gresource.xml b/data/gnome-boxes.gresource.xml
index ac4ebe0f..d919d452 100644
--- a/data/gnome-boxes.gresource.xml
+++ b/data/gnome-boxes.gresource.xml
@@ -4,8 +4,6 @@
     <file>gtk-style.css</file>
     <file preprocess="xml-stripblanks">ui/menus.ui</file>
     <file preprocess="xml-stripblanks">recommended-downloads.xml</file>
-    <file>icons/boxes-arrow.svg</file>
-    <file>icons/boxes-create.png</file>
     <file>icons/empty-boxes.png</file>
     <file>icons/eye-not-looking-symbolic.svg</file>
     <file>icons/eye-open-negative-filled-symbolic.svg</file>