ceph: remove DaemonType type

This type was a string already and was just making us doing string()
calls all the time to it's not worth it.

Signed-off-by: Sébastien Han <seb@redhat.com>

pkg/operator/ceph/controller/spec.go

@@ -506,7 +506,7 @@ func (c *daemonConfig) buildSocketPath() string {
 
 func (c *daemonConfig) buildAdminSocketCommand() string {
 	command := "status"
-	if c.daemonType == string(config.MonType) {
+	if c.daemonType == config.MonType {
 		command = "mon_status"
 	}