add langdale to compatible layer

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I65febeeec11e6e5b40ee728f42cfbe77023dae1e
diff --git a/meta-quanta/conf/layer.conf b/meta-quanta/conf/layer.conf
index 9773b5a..44f21a4 100644
--- a/meta-quanta/conf/layer.conf
+++ b/meta-quanta/conf/layer.conf
@@ -7,5 +7,5 @@
 
 BBFILE_COLLECTIONS += "quanta-layer"
 BBFILE_PATTERN_quanta-layer := "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_quanta-layer = "honister kirkstone"
+LAYERSERIES_COMPAT_quanta-layer = "kirkstone langdale"
 LAYERDEPENDS_quanta-layer = "phosphor-layer"