FS-3515 remove duplicate code

src/switch_ivr_originate.c

@@ -2299,11 +2299,6 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_originate(switch_core_session_t *sess
 					chan_type++;
 				}
 				
-				while (chan_type && *chan_type && *chan_type == ' ') {
-					chan_type++;
-				}
-
-				
 				if ((chan_data = strchr(chan_type, '/')) != 0) {
 					*chan_data = '\0';
 					chan_data++;