[gnome-continuous] Force the autotools build for drm

[Emmanuele Bassi <ebassi src gnome org>]

commit 079a83fd0a0459e90eaf562bbaeb8eff3c71ef8d
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Sat Jan 13 14:00:41 2018 +0000

    Force the autotools build for drm

 manifest.json |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index ccb7b09..13c8cf9 100644
--- a/manifest.json
+++ b/manifest.json
@@ -373,6 +373,7 @@
                {"src": "fd:xorg/lib/libpciaccess"},
 
                {"src": "fd-mesa:drm",
+                 "force-autotools": true,
                 "config-opts": ["--disable-valgrind"]},
 
                {"src": "fd-wayland:wayland",