[devhelp] meson: install assistant data

[Sébastien Wilmet <swilmet src gnome org>]

commit c744c0b01768c6feadfb4bf8b91451b15b1f8980
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Mon Mar 12 16:57:42 2018 +0100

    meson: install assistant data

 data/meson.build |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/data/meson.build b/data/meson.build
index c4e71d9..a3f8b30 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -24,3 +24,8 @@ I18N.merge_file(
         install : true,
         install_dir : join_paths(get_option('prefix'), get_option('datadir'), 'applications')
 )
+
+install_data(
+        ['assistant.css', 'assistant.js'],
+        install_dir : join_paths(get_option('prefix'), get_option('datadir'), 'devhelp', 'assistant')
+)