meta-fii/meta-kudo: Fix missing override  change

Signed-off-by: Mohaimen Alsamarai <mohaimen.alsamarai@fii-na.com>
Change-Id: I83358748c2a8102c018d3e6ffb7f1fabad459c00
diff --git a/meta-fii/meta-kudo/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend b/meta-fii/meta-kudo/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
index 2ca7460..a7f4b8c 100644
--- a/meta-fii/meta-kudo/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
+++ b/meta-fii/meta-kudo/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
@@ -1 +1 @@
-FILESEXTRAPATHS_prepend_kudo := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS:prepend:kudo := "${THISDIR}/${PN}:"