meta-openpower: prep for new override syntax

Change-Id: I5ca16c6fa7bc616bfa9bc41c4f86d32fd92b0287
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
diff --git a/meta-openpower/recipes-phosphor/occ/openpower-occ-control-config-mrw-native.bb b/meta-openpower/recipes-phosphor/occ/openpower-occ-control-config-mrw-native.bb
index db9ce5d..f546355 100644
--- a/meta-openpower/recipes-phosphor/occ/openpower-occ-control-config-mrw-native.bb
+++ b/meta-openpower/recipes-phosphor/occ/openpower-occ-control-config-mrw-native.bb
@@ -11,7 +11,7 @@
 DEPENDS += "mrw-native mrw-perl-tools-native"
 
 # Generate a YAML files based on MRW input
-do_install_append() {
+do_install:append() {
     install -d ${YAML_DEST}/
     ${STAGING_BINDIR_NATIVE}/perl-native/perl \
     ${STAGING_BINDIR_NATIVE}/gen_occ_map.pl \