thunderbolt: Apply USB 3.x bandwidth quirk only in software connection manager

This is not needed when firmware connection manager is run so limit this
to software connection manager.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>

drivers/thunderbolt/quirks.c

@@ -31,6 +31,9 @@ static void quirk_usb3_maximum_bandwidth(struct tb_switch *sw)
 {
 	struct tb_port *port;
 
+	if (tb_switch_is_icm(sw))
+		return;
+
 	tb_switch_for_each_port(sw, port) {
 		if (!tb_port_is_usb3_down(port))
 			continue;