[libgit2-glib] meson: Fix compiler flags in pkgconfig file

[Iñigo Martínez <inigomartinez src gnome org>]

commit 7f5a50cb9ddfd0826d86baeb6775bb5eaad13827
Author: Iñigo Martínez <inigomartinez gmail com>
Date:   Tue Jan 30 21:31:55 2018 +0100

    meson: Fix compiler flags in pkgconfig file
    
    The compiler flags used in the pkgconfig file are wrong because
    it's including a wrong header directory.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=792699

 libgit2-glib/meson.build |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgit2-glib/meson.build b/libgit2-glib/meson.build
index efd930c..d544f35 100644
--- a/libgit2-glib/meson.build
+++ b/libgit2-glib/meson.build
@@ -216,7 +216,7 @@ pkg.generate(
   name: meson.project_name(),
   description: 'libgit2-glib, a a glib wrapper library around the libgit2 git access library.',
   filebase: libgit2_glib_api_name,
-  subdirs: join_paths(libgit2_glib_api_name, meson.project_name()),
+  subdirs: libgit2_glib_api_name,
   requires: 'libgit2 >= @0@, glib-2.0 >= @1@, gobject-2.0 >= @1@, gio-2.0 >= @1@'.format(git2_req, glib_req),
   variables: 'exec_prefix=${prefix}',
   extra_cflags: extra_args