[epiphany] Install appstream metainfo to new location

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 94c52321d46c4444aeaac37a7f3bbfb0832ed379
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Tue Nov 7 07:58:54 2017 -0600

    Install appstream metainfo to new location
    
    But do not rename the file, following the recommendation at:
    
    https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html

 data/meson.build |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/meson.build b/data/meson.build
index fc9e926..6ccd5bb 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -15,7 +15,7 @@ i18n.merge_file('appdata-file',
   input: 'org.gnome.Epiphany.appdata.xml.in',
   output: 'org.gnome.Epiphany.appdata.xml',
   install: true,
-  install_dir: join_paths(datadir, 'appdata'),
+  install_dir: join_paths(datadir, 'metainfo'),
   po_dir: '../po'
 )