meta-ampere: Cleanup for Yocto override syntax change

Run convert-overrides.py meta-ampere and update missing changes as
below:
- Change all _mtjade to :mtjade
- Change all _${PN} to :${PN}

Tested:
1. Check compilation without problem.
2. Check basic functions like switch UART mux, power control.

Signed-off-by: Thang Q. Nguyen <thang@os.amperecomputing.com>
Change-Id: I42038b2a98ed1951d6c770bdf49f5fc440f8163e
diff --git a/meta-ampere/meta-common/recipes-ac01/mac/ampere-mac-update.bb b/meta-ampere/meta-common/recipes-ac01/mac/ampere-mac-update.bb
index 3e18ad7..b6ddfad 100644
--- a/meta-ampere/meta-common/recipes-ac01/mac/ampere-mac-update.bb
+++ b/meta-ampere/meta-common/recipes-ac01/mac/ampere-mac-update.bb
@@ -10,17 +10,17 @@
 inherit obmc-phosphor-systemd
 
 DEPENDS = "systemd"
-RDEPENDS_${PN} = "bash"
+RDEPENDS:${PN} = "bash"
 
-FILESEXTRAPATHS_append := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS:append := "${THISDIR}/${PN}:"
 
 SRC_URI += " \
             file://ampere_update_mac.sh \
            "
 
-SYSTEMD_SERVICE_${PN} = "ampere_update_mac.service"
+SYSTEMD_SERVICE:${PN} = "ampere_update_mac.service"
 
-do_install_append() {
+do_install:append() {
     install -d ${D}/${sbindir}
     install -m 755 ${WORKDIR}/ampere_update_mac.sh ${D}/${sbindir}
 }