hal: fix unused format; exposed two commits ago

Signed-off-by: Alessandro Rubini <rubini@gnudd.com>

userspace/wrsw_hal/hal_exports.c

@@ -25,8 +25,8 @@ int halexp_lock_cmd(const char *port_name, int command, int priority)
 	int rval;
 
 	if (0)
-		TRACE(TRACE_INFO, "halexp_lock_cmd: cmd=%d port=%s "
-		      "tics =%lld\n", command, port_name, shw_get_tics());
+		TRACE(TRACE_INFO, "halexp_lock_cmd: cmd=%d port=%s\n",
+		      command, port_name);
 
 	switch (command) {
 	case HEXP_LOCK_CMD_ENABLE_TRACKING: