meta-openpower: prep for new override syntax

Change-Id: I5ca16c6fa7bc616bfa9bc41c4f86d32fd92b0287
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
diff --git a/meta-openpower/classes/openpower-software-manager-static.bbclass b/meta-openpower/classes/openpower-software-manager-static.bbclass
index 4afb274..623b051 100644
--- a/meta-openpower/classes/openpower-software-manager-static.bbclass
+++ b/meta-openpower/classes/openpower-software-manager-static.bbclass
@@ -1,4 +1,4 @@
-RDEPENDS_${PN} += "pflash"
+RDEPENDS:${PN} += "pflash"
 
-SYSTEMD_SERVICE_${PN} += "openpower-pnor-update@.service"
+SYSTEMD_SERVICE:${PN} += "openpower-pnor-update@.service"