[gnome-disk-utility] Clean the generated appdata file

[Michael Catanzaro <mcatanzaro src gnome org>]

commit f9fe34336e054957970bda6d2eac6fbb4cecaffa
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sat May 23 18:05:28 2015 -0500

    Clean the generated appdata file

 data/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index 9f28256..600a44a 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -41,7 +41,7 @@ EXTRA_DIST =                  \
        $(NULL)
 
 CLEANFILES =                   \
-       $(appstream_in_files)   \
+       $(appstream_XML)        \
        $(desktop_DATA)         \
        $(dbusservice_DATA)     \
        $(NULL)