add langdale to compatible layer

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I65febeeec11e6e5b40ee728f42cfbe77023dae1e
diff --git a/meta-quanta/meta-q71l/conf/layer.conf b/meta-quanta/meta-q71l/conf/layer.conf
index 180d4fa..d0f57d6 100644
--- a/meta-quanta/meta-q71l/conf/layer.conf
+++ b/meta-quanta/meta-q71l/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "q71l"
 BBFILE_PATTERN_q71l = ""
-LAYERSERIES_COMPAT_q71l = "honister kirkstone"
+LAYERSERIES_COMPAT_q71l = "kirkstone langdale"