[gnome-music] build: install appstream metadata to non-deprecated location

[Jeremy Bicha <jbicha src gnome org>]

commit 2ce93bb6b14d1e2ce2394561def69990aebd972b
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Sun Nov 26 18:35:12 2017 -0500

    build: install appstream metadata to non-deprecated location
    
    https://bugzilla.gnome.org/show_bug.cgi?id=790869

 data/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index ff8bb54..264e33e 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -11,7 +11,7 @@ apps_DATA = $(apps_in_files:.desktop.in=.desktop)
 $(apps_DATA): $(apps_in_files)
        $(AM_V_GEN) $(MSGFMT) --desktop --template $< -d $(top_srcdir)/po -o $@
 
-appdatadir = $(datadir)/appdata
+appdatadir = $(datadir)/metainfo
 appdata_in_files = org.gnome.Music.appdata.xml.in
 appdata_DATA = $(appdata_in_files:.xml.in=.xml)
 $(appdata_DATA): $(appdata_in_files)