[tracker-miners] build: Remove unused _REQUIRED versions

[Michael Biebl <mbiebl src gnome org>]

commit d568393858d4f0483f8648fa04152229fff3c3f7
Author: Michael Biebl <biebl debian org>
Date:   Thu Aug 31 11:15:14 2017 +0200

    build: Remove unused _REQUIRED versions
    
    https://bugzilla.gnome.org/show_bug.cgi?id=787065

 configure.ac |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 76a6ec9..d247241 100644
--- a/configure.ac
+++ b/configure.ac
@@ -209,7 +209,6 @@ PYTHON_REQUIRED=2.6
 # Library required versions
 DBUS_REQUIRED=1.3.1
 GLIB_REQUIRED=2.44.0
-GTK_REQUIRED=3.0.0
 LIBXML2_REQUIRED=2.6
 HAL_REQUIRED=0.5
 UPOWER_REQUIRED=0.9.0
@@ -230,8 +229,6 @@ LIBGRSS_REQUIRED=0.7
 GSTREAMER_REQUIRED=0.10.31
 GUPNP_DLNA_REQUIRED=0.9.4
 LIBPNG_REQUIRED=1.2
-JSON_GLIB_REQUIRED=1.0
-LIBSOUP_REQUIRED=2.40
 TRACKER_CORE_REQUIRED=1.99
 
 GLIB_PREFIX="`$PKG_CONFIG --variable=prefix glib-2.0`"