use bin_dir var in init scripts

roles/kubernetes/node/templates/rh-kubelet.initd.j2

@@ -22,7 +22,7 @@
 . /etc/rc.d/init.d/functions
 
 prog="kubelet"
-exec="/usr/local/bin/$prog"
+exec="{{ bin_dir }}/$prog"
 pidfile="/var/run/$prog.pid"
 lockfile="/var/lock/subsys/$prog"
 logfile="/var/log/$prog"

roles/network_plugin/templates/calico/deb-calico.initd.j2

@@ -14,7 +14,7 @@
 PATH=/sbin:/usr/sbin:/bin:/usr/bin
 DESC="Calico-node Docker"
 NAME=calico-node
-DAEMON=/usr/local/bin/calicoctl
+DAEMON={{ bin_dir }}/calicoctl
 DAEMON_ARGS=""
 DOCKER=$(which docker)
 SCRIPTNAME=/etc/init.d/$NAME

roles/network_plugin/templates/calico/rh-calico.initd.j2

@@ -22,7 +22,7 @@
 . /etc/rc.d/init.d/functions
 
 prog="calicoctl"
-exec="/usr/local/bin/$prog"
+exec="{{ bin_dir }}/$prog"
 dockerexec="$(which docker)"
 logfile="/var/log/$prog"