[gnome-build-meta] Revert "sdk: Enable tracker3 search backend in GTK"

[Jordan Petridis <jpetridis src gnome org>]

commit c6cf8f13ef2f568539d783cf49b01b50096b39b2
Author: Jordan Petridis <jpetridis gnome org>
Date:   Mon Aug 31 20:43:27 2020 +0000

    Revert "sdk: Enable tracker3 search backend in GTK"
    
    This reverts commit 92f534dbde406b20bd2a4325787dbc6fc0e92810

 elements/sdk/gtk+-3.bst | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/elements/sdk/gtk+-3.bst b/elements/sdk/gtk+-3.bst
index 46ff2b05..c0e4e074 100644
--- a/elements/sdk/gtk+-3.bst
+++ b/elements/sdk/gtk+-3.bst
@@ -19,7 +19,6 @@ depends:
 - sdk/glib.bst
 - sdk/gobject-introspection.bst
 - sdk/pango.bst
-- sdk/tracker.bst
 - freedesktop-sdk.bst:components/cairo.bst
 - freedesktop-sdk.bst:components/cups.bst
 - freedesktop-sdk.bst:components/hicolor-icon-theme.bst
@@ -45,7 +44,6 @@ variables:
     -Dgtk_doc=true
     -Dman=true
     -Dintrospection=true
-    -Dtracker3=true
 
 public:
   bst: