[tracker-miners] meson: Fix missing library from tracker-extract-gstreamer module

[Sam Thursfield <sthursfield src gnome org>]

commit 3624cef8409f24d19e3c8f59212a0d3498111a22
Author: Sam Thursfield <sam thursfield codethink co uk>
Date:   Thu Oct 19 21:27:07 2017 +0100

    meson: Fix missing library from tracker-extract-gstreamer module

 src/tracker-extract/meson.build |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/tracker-extract/meson.build b/src/tracker-extract/meson.build
index 816ef5a..627b0ea 100644
--- a/src/tracker-extract/meson.build
+++ b/src/tracker-extract/meson.build
@@ -35,7 +35,7 @@ endif
 if generic_media_handler_name == 'gstreamer'
   sources = ['tracker-extract-gstreamer.c', 'tracker-cue-sheet.c']
   rules = ['10-svg.rule', '15-gstreamer-guess.rule', '90-gstreamer-image-generic.rule', 
'90-gstreamer-audio-generic.rule', '90-gstreamer-video-generic.rule']
-  dependencies = [gstreamer, libcue, tracker_common_dep]
+  dependencies = [gstreamer, gstreamer_pbutils, libcue, tracker_common_dep]
 
   if gstreamer_backend_name == 'GUPnP-DNLA'
     rules += '91-gstreamer-generic-dnla.rule'