meta-yadro: Yocto override syntax change

Convert with convert-overrides.py
Sync local.conf.sample with:
- poky/meta-poky/conf/local.conf.sample
- meta-facebook/meta-tiogapass/conf/local.conf.sample
Additional manual changes (not found by convert-overrides.py) in
- meta-yadro/meta-nicole/recipes-kernel/linux/linux-aspeed_%.bbappend
- meta-yadro/meta-nicole/recipes-phosphor/images/obmc-phosphor-image.bbappend
- meta-yadro/meta-nicole/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend

Tested: image compiles.

Signed-off-by: Andrei Kartashev <a.kartashev@yadro.com>
Change-Id: I959669bad43ce09c0817b2a002e6db546fb98f7f
diff --git a/meta-yadro/recipes-phosphor/dbus/phosphor-dbus-interfaces_%.bbappend b/meta-yadro/recipes-phosphor/dbus/phosphor-dbus-interfaces_%.bbappend
index 8a5b4c3..c2d2679 100644
--- a/meta-yadro/recipes-phosphor/dbus/phosphor-dbus-interfaces_%.bbappend
+++ b/meta-yadro/recipes-phosphor/dbus/phosphor-dbus-interfaces_%.bbappend
@@ -1,5 +1,5 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
 
-SRC_URI_append = "\
+SRC_URI:append = "\
     file://0001-Add-boot-initiator-mailbox-interface.patch \
 "