[gnome-boxes] build: Use tracker-sparql 0.18

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 85b4eee5187c7299eee12301c1729b887452dcb7
Author: Dominique Leuenberger <dimstar opensuse org>
Date:   Sun Nov 24 00:39:40 2013 +0100

    build: Use tracker-sparql 0.18
    
    Apparently, tracker devs thought its a good idea to bump .pc version for
    every major version even if there were no incompatible API changes in
    the new version. -- Zeeshan Ali
    
    https://bugzilla.gnome.org/show_bug.cgi?id=715088

 configure.ac |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index a51dbfd..91661c0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -80,8 +80,10 @@ PKG_CHECK_MODULES(BOXES, [
   libsoup-2.4 >= $LIBSOUP_REQUIRED
 ])
 
-PKG_CHECK_MODULES(TRACKER, [tracker-sparql-0.16 >= $TRACKER_SPARQL], [TRACKER_VERSION=0.16] ,
-   [PKG_CHECK_MODULES(TRACKER, [tracker-sparql-0.14 >= $TRACKER_SPARQL], [TRACKER_VERSION=0.14])]
+
+PKG_CHECK_MODULES(TRACKER, [tracker-sparql-0.18 >= $TRACKER_SPARQL], [TRACKER_VERSION=0.18] ,
+   [PKG_CHECK_MODULES(TRACKER, [tracker-sparql-0.16 >= $TRACKER_SPARQL], [TRACKER_VERSION=0.16] ,
+      [PKG_CHECK_MODULES(TRACKER, [tracker-sparql-0.14 >= $TRACKER_SPARQL], [TRACKER_VERSION=0.14])])]
 )
 AC_SUBST(TRACKER_VERSION)