[tracker] meson: Don't require gobject-introspection

[Sam Thursfield <sthursfield src gnome org>]

commit 4d963a2b95b7786324fb0932f7f73f0a926ea84b
Author: Jeremy Bicha <jbicha debian org>
Date:   Sat Dec 16 14:39:48 2017 +0000

    meson: Don't require gobject-introspection
    
    This is already checked for by the gnome.generate_gir() call.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=790385

 meson.build |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/meson.build b/meson.build
index 36e0084..fa0e60b 100644
--- a/meson.build
+++ b/meson.build
@@ -22,7 +22,6 @@ gio_unix = dependency('gio-unix-2.0', version: '>' + glib_required)
 glib = dependency('glib-2.0', version: '>' + glib_required)
 gmodule = dependency('gmodule-2.0', version: '>' + glib_required)
 gobject = dependency('gobject-2.0', version: '>' + glib_required)
-gobject_introspection = dependency('gobject-introspection-1.0')
 icu_i18n = dependency('icu-i18n', version: '> 4.8.1.1', required: false)
 icu_uc = dependency('icu-uc', version: '> 4.8.1.1', required: false)
 json_glib = dependency('json-glib-1.0', version: '>= 1.0', required: true)