dunfell: add support for new layer

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: Ic9143e5386c88c2da639d4b3edebe891ae980dbe
diff --git a/conf/layer.conf b/conf/layer.conf
index 2686d40..5b9d71b 100644
--- a/conf/layer.conf
+++ b/conf/layer.conf
@@ -3,4 +3,4 @@
 
 BBFILE_COLLECTIONS += "ingrasys"
 BBFILE_PATTERN_ingrasys := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_ingrasys = "warrior zeus"
+LAYERSERIES_COMPAT_ingrasys = "warrior zeus dunfell"