meta-ibm: prep for new override syntax

Change-Id: I9116ed7260e369136acb39eec15075db2d4dbeba
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
diff --git a/meta-ibm/meta-palmetto/recipes-phosphor/console/obmc-console_%.bbappend b/meta-ibm/meta-palmetto/recipes-phosphor/console/obmc-console_%.bbappend
index 2d33559..3f61040 100644
--- a/meta-ibm/meta-palmetto/recipes-phosphor/console/obmc-console_%.bbappend
+++ b/meta-ibm/meta-palmetto/recipes-phosphor/console/obmc-console_%.bbappend
@@ -1 +1 @@
-FILESEXTRAPATHS_prepend_palmetto := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS:prepend:palmetto := "${THISDIR}/${PN}:"