Add iPod Video sim background contributed by aaronfg.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8819 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index 5958d60..4687c08 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -172,3 +172,4 @@
 Henrico Witvliet
 Andrew Scott
 Miguel A. Arévalo
+Aaron F. Gonzalez