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-romulus/recipes-phosphor/host/p9-host-start.bbappend b/meta-ibm/meta-romulus/recipes-phosphor/host/p9-host-start.bbappend
index bc7e02e..43497f3 100644
--- a/meta-ibm/meta-romulus/recipes-phosphor/host/p9-host-start.bbappend
+++ b/meta-ibm/meta-romulus/recipes-phosphor/host/p9-host-start.bbappend
@@ -1,2 +1,2 @@
-RDEPENDS_${PN}_append_romulus = " avsbus-control"
-RDEPENDS_${PN}_append_romulus = " vrm-control"
+RDEPENDS:${PN}:append:romulus = " avsbus-control"
+RDEPENDS:${PN}:append:romulus = " vrm-control"