cpu/intel: Enter romstage without BIST

When entry to romstage is via cpu/intel/car/romstage.c
BIST has not been passed down the path for sometime.

Change-Id: I345975c53014902269cee21fc393331d33a84dce
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34908
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

src/cpu/intel/car/romstage.c

@@ -61,7 +61,7 @@ static void romstage_main(unsigned long bist)
 	for (i = 0; i < num_guards; i++)
 		stack_base[i] = stack_guard;
 
-	mainboard_romstage_entry(bist);
+	mainboard_romstage_entry();
 
 	/* Check the stack. */
 	for (i = 0; i < num_guards; i++) {