[gnome-build-meta] core-deps/tracker: disable building docs

[Abderrahim Kitouni <akitouni src gnome org>]

commit c109e1e6c3c9793295bbca23b126e17689216f8a
Author: Abderrahim Kitouni <akitouni gnome org>
Date:   Mon Oct 15 12:00:53 2018 +0100

    core-deps/tracker: disable building docs
    
    building them requires a more recent version of meson

 elements/core-deps/tracker.bst | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/elements/core-deps/tracker.bst b/elements/core-deps/tracker.bst
index b54a5f0..c62b484 100644
--- a/elements/core-deps/tracker.bst
+++ b/elements/core-deps/tracker.bst
@@ -18,5 +18,6 @@ depends:
 
 variables:
   meson-local: |
+    -Ddocs=false \
     -Dunicode_support=icu \
     -Dbash_completion=${prefix}/share/bash-completion/completions