remove unused file

cluster/saltbase/salt/monit/kube-apiserver

@@ -1,10 +0,0 @@
-check process kube-apiserver with pidfile /var/run/kube-apiserver.pid
-group kube-apiserver
-start program = "/etc/init.d/kube-apiserver start"
-stop program = "/etc/init.d/kube-apiserver stop"
-if failed
-  host 127.0.0.1
-  port 8080
-  protocol http
-  request "/index.html"
-then restart