[gnome-contacts] Docs: don't build by default.

[Niels De Graef <nielsdg src gnome org>]

commit e55d93526695f908988d22fb67d9243de06e1062
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Sat Mar 31 15:13:45 2018 +0200

    Docs: don't build by default.

 meson_options.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson_options.txt b/meson_options.txt
index 08347a2..81623e6 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -2,4 +2,4 @@ option('with-cheese', type: 'combo', choices: ['yes', 'no', 'auto'], value: 'aut
 option('maps', type: 'boolean', value: true, description: 'Enable built-in support for maps.')
 option('telepathy', type: 'boolean', value: true, description: 'Enable Telepathy call/chat support.')
 option('with-manpage', type: 'boolean', value: true, description: 'enable building man pages')
-option('docs', type: 'boolean', value: true, description: 'Whether to build the valadoc docs.')
+option('docs', type: 'boolean', value: false, description: 'Whether to build the valadoc docs.')