Revert "subtree updates"

Needs to go through CI

This reverts commit fc7e7973f3119e2bad511209aa336537dc5ffbed.
diff --git a/meta-security/meta-hardening/conf/layer.conf b/meta-security/meta-hardening/conf/layer.conf
index c499e60..4bc1cac 100644
--- a/meta-security/meta-hardening/conf/layer.conf
+++ b/meta-security/meta-hardening/conf/layer.conf
@@ -8,7 +8,7 @@
 BBFILE_PATTERN_harden-layer = "^${LAYERDIR}/"
 BBFILE_PRIORITY_harden-layer = "6"
 
-LAYERSERIES_COMPAT_harden-layer = "nanbield"
+LAYERSERIES_COMPAT_harden-layer = "mickledore"
 
 LAYERDEPENDS_harden-layer = "core openembedded-layer"