dunfell: add support for new layer

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I6c873ab95ce6b7d247ca6694e7dd8f8154bfad9a
diff --git a/conf/layer.conf b/conf/layer.conf
index 4506bba..482b56a 100644
--- a/conf/layer.conf
+++ b/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "ibm-layer"
 BBFILE_PATTERN_ibm-layer := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_ibm-layer = "warrior zeus"
+LAYERSERIES_COMPAT_ibm-layer = "warrior zeus dunfell"
diff --git a/meta-witherspoon/conf/layer.conf b/meta-witherspoon/conf/layer.conf
index 8cac30c..2f6f936 100644
--- a/meta-witherspoon/conf/layer.conf
+++ b/meta-witherspoon/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "witherspoon-layer"
 BBFILE_PATTERN_witherspoon-layer := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_witherspoon-layer = "warrior zeus"
+LAYERSERIES_COMPAT_witherspoon-layer = "warrior zeus dunfell"