[gnome-continuous] Fix the config-opts for GVFS

[Emmanuele Bassi <ebassi src gnome org>]

commit e6babfda77649e1cb8c92a99a9b66343bb122e89
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Thu Nov 30 10:35:24 2017 +0000

    Fix the config-opts for GVFS
    
    The option for disabling man pages in called `--disable-documentation`.

 manifest.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index b34279e..41fbb35 100644
--- a/manifest.json
+++ b/manifest.json
@@ -868,7 +868,7 @@
 
                {"src": "gnome:gvfs",
                  "force-autotools": true,
-                "config-opts": ["--disable-gtk-doc",
+                "config-opts": ["--disable-documentation",
                                  "--enable-installed-tests",
                                  "--disable-gphoto2"]},