[gnome-continuous] Force Autotools build for spice-protocol

[Emmanuele Bassi <ebassi src gnome org>]

commit 3c58db9b79f4e0f8e1297cfd77ff6ec1699e99b1
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Jun 20 09:52:37 2018 +0100

    Force Autotools build for spice-protocol
    
    The version of the Meson build was not updated, and Spice now fails to
    build.

 manifest.json | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/manifest.json b/manifest.json
index 3b67f28..db8e74b 100644
--- a/manifest.json
+++ b/manifest.json
@@ -397,7 +397,8 @@
                  "name": "celt051",
                  "checksum": "fc2e5b68382eb436a38c3104684a6c494df9bde133c139fbba3ddb5d7eaa6a2e"},
 
-                {"src": "fd-spice:spice-protocol"},
+                {"src": "fd-spice:spice-protocol",
+                 "force-autotools": true},
 
                 {"src": "fd-spice:spice",
                 "patches": ["spice-no-builddir.patch",