add langdale to compatible layer

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I65febeeec11e6e5b40ee728f42cfbe77023dae1e
diff --git a/meta-wistron/meta-lannister/conf/layer.conf b/meta-wistron/meta-lannister/conf/layer.conf
index 005b995..2eb3c35 100644
--- a/meta-wistron/meta-lannister/conf/layer.conf
+++ b/meta-wistron/meta-lannister/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "lannister"
 BBFILE_PATTERN_lannister = "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_lannister = "honister kirkstone"
+LAYERSERIES_COMPAT_lannister = "kirkstone langdale"