dummyflasher.c: Use BUS_NONSPI where appropriate

The BUS_NONSPI is short-hand and is intended to be
the collection, therefore use it.

Change-Id: I368e8865c446d9b9ffd580c90eac034850dd53d8
Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/54356
Original-Reviewed-by: Anastasia Klimchuk <aklm@chromium.org>
Original-Reviewed-by: Sam McNally <sammc@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom-stable/+/71357
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/dummyflasher.c b/dummyflasher.c
index a5ff6e5..395186f 100644
--- a/dummyflasher.c
+++ b/dummyflasher.c
@@ -423,9 +423,9 @@
 		free(data);
 		return 1;
 	}
-	if (dummy_buses_supported & (BUS_PARALLEL | BUS_LPC | BUS_FWH))
+	if (dummy_buses_supported & BUS_NONSPI)
 		register_par_master(&par_master_dummy,
-				    dummy_buses_supported & (BUS_PARALLEL | BUS_LPC | BUS_FWH));
+				    dummy_buses_supported & BUS_NONSPI);
 	if (dummy_buses_supported & BUS_SPI)
 		register_spi_master(&spi_master_dummyflasher);