meta-zaius: Boot host automatically

Add override for the default "powerpolicy" loaded from the settings
YAML to ALWAYS_POWER_ON.

Signed-off-by: Xo Wang <xow@google.com>
Change-Id: Ib753636c616c8f403f9656fa3aa3540e219b7e4a
diff --git a/meta-zaius/recipes-phosphor/settings/phosphor-settings.bbappend b/meta-zaius/recipes-phosphor/settings/phosphor-settings.bbappend
new file mode 100644
index 0000000..5a54204
--- /dev/null
+++ b/meta-zaius/recipes-phosphor/settings/phosphor-settings.bbappend
@@ -0,0 +1,2 @@
+FILESEXTRAPATHS_append_zaius := ":${THISDIR}/${PN}"
+SRC_URI_append_zaius = " file://powerpolicy-default-ALWAYS_POWER_ON.override.yml"