[tracker] meson: Expose tracker-store as a variable

[Sam Thursfield <sthursfield src gnome org>]

commit 52b9b46455fdb622a602a27c93dbdb3eab13104d
Author: Sam Thursfield <sam afuera me uk>
Date:   Mon Jul 2 00:57:25 2018 +0200

    meson: Expose tracker-store as a variable
    
    This allows projects that embed tracker as a subproject to access the
    variable.

 src/tracker-store/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/tracker-store/meson.build b/src/tracker-store/meson.build
index a36ce563b..91d7a335b 100644
--- a/src/tracker-store/meson.build
+++ b/src/tracker-store/meson.build
@@ -18,7 +18,7 @@ tracker_store_sources = [
     '../libtracker-data/libtracker-data.vapi',
 ]
 
-executable('tracker-store',
+tracker_store = executable('tracker-store',
     tracker_store_sources,
     c_args: tracker_c_args + [
         '-include', 'config.h'