[gnome-software] trivial: Call 'appstream-util check-root' in the example spec file

[Richard Hughes <rhughes src gnome org>]

commit 3a62d254a1a8f063fd0daa54a5ecb9fdeea40eed
Author: Richard Hughes <richard hughsie com>
Date:   Mon Aug 11 20:41:05 2014 +0100

    trivial: Call 'appstream-util check-root' in the example spec file

 contrib/gnome-software.spec.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/contrib/gnome-software.spec.in b/contrib/gnome-software.spec.in
index 8a3f845..b4ec9e9 100644
--- a/contrib/gnome-software.spec.in
+++ b/contrib/gnome-software.spec.in
@@ -56,6 +56,7 @@ desktop-file-edit %{buildroot}%{_datadir}/applications/org.gnome.Software.deskto
 
 %check
 desktop-file-validate %{buildroot}%{_datadir}/applications/*.desktop
+DESTDIR=%{buildroot} appstream-util check-root
 
 %post
 touch --no-create %{_datadir}/icons/hicolor &>/dev/null || :