meta-phosphor: prep for new override syntax

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I588025b614416c43aa2d053765ab53bacf890cb5
diff --git a/meta-phosphor/recipes-phosphor/mctp/mctp_git.bb b/meta-phosphor/recipes-phosphor/mctp/mctp_git.bb
index eedecb7..ace52b5 100644
--- a/meta-phosphor/recipes-phosphor/mctp/mctp_git.bb
+++ b/meta-phosphor/recipes-phosphor/mctp/mctp_git.bb
@@ -17,7 +17,7 @@
             systemd \
            "
 
-SYSTEMD_SERVICE_${PN} = "mctp-demux.service \
+SYSTEMD_SERVICE:${PN} = "mctp-demux.service \
                          mctp-demux.socket \
                         "
 
@@ -27,9 +27,9 @@
 
 PACKAGECONFIG[astlpc-raw-kcs] = "--enable-astlpc-raw-kcs,--disable-astlpc-raw-kcs,udev,udev"
 
-CONFFILES_${PN} = "${sysconfdir}/default/mctp"
+CONFFILES:${PN} = "${sysconfdir}/default/mctp"
 
-do_install_append() {
+do_install:append() {
 	install -d ${D}${sysconfdir}/default
 	install -m 0644 ${WORKDIR}/default ${D}${sysconfdir}/default/mctp
 }