meta-fii/meta-kudo: follow the new Yocto override syntax change

Changing the syntax for various yocto files ie. (_ to :) changes to
bb, bbappend and conf files.

Signed-off-by: Mohaimen Alsamarai <mohaimen.alsamarai@fii-na.com>
Change-Id: If25577ee9d98398c1a1ab7f85a0373c46af70245
diff --git a/meta-fii/meta-kudo/recipes-kudo/host/ampere-hostctrl.bb b/meta-fii/meta-kudo/recipes-kudo/host/ampere-hostctrl.bb
index affbcf7..461aeb5 100644
--- a/meta-fii/meta-kudo/recipes-kudo/host/ampere-hostctrl.bb
+++ b/meta-fii/meta-kudo/recipes-kudo/host/ampere-hostctrl.bb
@@ -20,10 +20,10 @@
           "
 
 DEPENDS = "systemd"
-RDEPENDS_${PN} = "bash"
+RDEPENDS:${PN} = "bash"
 
 SYSTEMD_PACKAGES = "${PN}"
-SYSTEMD_SERVICE_${PN} = " \
+SYSTEMD_SERVICE:${PN} = " \
         ampere-host-shutdown.service \
         ampere-host-reset.service \
         ampere-chassis-poweroff.service \