ci: temporarily disable RS485 related tests

components/driver/test/test_uart.c

@@ -375,5 +375,5 @@ static void rs485_master()
  * correctness of RS485 interface channel communication. It requires
  * RS485 bus driver hardware to be connected to boards.
 */
-TEST_CASE_MULTIPLE_DEVICES("RS485 half duplex uart multiple devices test.", "[driver_RS485][test_env=UT_T2_RS485]", rs485_master, rs485_slave);
+TEST_CASE_MULTIPLE_DEVICES("RS485 half duplex uart multiple devices test.", "[driver_RS485][ignore][test_env=UT_T2_RS485]", rs485_master, rs485_slave);