meta-hpe: Fix host-boot enable override function

Code restructured to make the DL360poc the override case

Signed-off-by: Mike Garrett <mike.garrett@hpe.com>
Change-Id: I615e040a3329d1af7f8861d751794be5f4a31836
diff --git a/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable.bbappend b/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable.bbappend
new file mode 100644
index 0000000..4fc41d0
--- /dev/null
+++ b/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable.bbappend
@@ -0,0 +1 @@
+FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"