hardknott: yocto release

Latest upstream yocto has moved on to the 3.3 hardknott release

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: Ieae36798d66d21c2c642931f06407d3bb2acf163
diff --git a/meta-yadro/meta-vesnin/conf/layer.conf b/meta-yadro/meta-vesnin/conf/layer.conf
index ed65950..47ce75e 100644
--- a/meta-yadro/meta-vesnin/conf/layer.conf
+++ b/meta-yadro/meta-vesnin/conf/layer.conf
@@ -7,4 +7,4 @@
 
 BBFILE_COLLECTIONS += "vesnin-layer"
 BBFILE_PATTERN_vesnin-layer = "^${LAYERDIR}/"
-LAYERSERIES_COMPAT_vesnin-layer = "dunfell gatesgarth"
+LAYERSERIES_COMPAT_vesnin-layer = "gatesgarth hardknott"