[gnome-continuous] Add libxmlb

[Emmanuele Bassi <ebassi src gnome org>]

commit cca5e63ba14fb4f759953332c165cb1533fc80c4
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Mon Oct 22 15:07:25 2018 +0100

    Add libxmlb
    
    New gnome-software dependency.

 manifest.json | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/manifest.json b/manifest.json
index fc797bf..c3df711 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1269,6 +1269,10 @@
                {"src": "gnome:gspell.git",
                  "name": "gspell"},
 
+                {"src": "git:https://github.com/hughsie/libxmlb.git";,
+                 "name": "libxmlb",
+                 "config-opts": ["-Dgtkdoc=false"]},
+
                {"src": "gnome:gnome-software.git",
                  "name": "gnome-software",
                 "config-opts": ["-Dman=false",