meta-quanta: set compat for quanta layer

Set the compatible layer for meta-quanta.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: I646af8986c11f2da303dd3e2318a589d7e8fcf6b
diff --git a/conf/layer.conf b/conf/layer.conf
index 9ff2efe..8bbd31d 100644
--- a/conf/layer.conf
+++ b/conf/layer.conf
@@ -6,3 +6,4 @@
 
 # Provide a variable that points the base of the quanta layer.
 QUANTABASE = '${@os.path.normpath("${LAYERDIR}/")}'
+LAYERSERIES_COMPAT_quanta-layer = "thud warrior"