[libdazzle] build: use libdazzle for doc directory name

[Christian Hergert <chergert src gnome org>]

commit a36b8d0f709a138e9f428542e684dfb813231ec1
Author: Christian Hergert <chergert redhat com>
Date:   Sat Jun 10 20:37:02 2017 -0700

    build: use libdazzle for doc directory name
    
    This needs to match the libdazzle.devhelp2 filename so that devhelp can
    find the index data.

 doc/meson.build |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/doc/meson.build b/doc/meson.build
index 78c4080..44d853c 100644
--- a/doc/meson.build
+++ b/doc/meson.build
@@ -45,5 +45,5 @@ gnome.gtkdoc('libdazzle',
                        '--extra-dir=@0@'.format(join_paths(glib_docpath, 'gi')),
                        '--extra-dir=@0@'.format(join_paths(glib_docpath, 'gtk3')),
                      ],
-        install_dir: 'dazzle',
+        install_dir: 'libdazzle',
             install: true)