meta-phosphor: prep for new override syntax

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I588025b614416c43aa2d053765ab53bacf890cb5
diff --git a/meta-phosphor/conf/layer.conf b/meta-phosphor/conf/layer.conf
index f651b2d..664fc0e 100644
--- a/meta-phosphor/conf/layer.conf
+++ b/meta-phosphor/conf/layer.conf
@@ -7,8 +7,8 @@
 
 BBFILE_COLLECTIONS += "phosphor-layer"
 BBFILE_PATTERN_phosphor-layer := "^${LAYERDIR}/"
-LAYERVERSION_phosphor-layer = "1"
-LAYERSERIES_COMPAT_phosphor-layer = "gatesgarth hardknott"
+LAYERVERSION:phosphor-layer = "1"
+LAYERSERIES_COMPAT_phosphor-layer = "gatesgarth hardknott honister"
 
 IMAGE_FEATURES[validitems] += "tools-profile"