drm/xe/pvc: Remove A* steppings

The PVC pre-production A* steppings are not going to be supported in xe
driver - the steppings are important for the WAs and since we are not
adding the pre-productions ones, there is no need to add the stepping.
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_step.c

@@ -79,14 +79,12 @@ static const struct xe_step_info dg2_g12_revid_step_tbl[] = {
 };
 
 static const struct xe_step_info pvc_revid_step_tbl[] = {
-	[0x3] = { .graphics = STEP_A0 },
 	[0x5] = { .graphics = STEP_B0 },
 	[0x6] = { .graphics = STEP_B1 },
 	[0x7] = { .graphics = STEP_C0 },
 };
 
 static const int pvc_basedie_subids[] = {
-	[0x0] = STEP_A0,
 	[0x3] = STEP_B0,
 	[0x4] = STEP_B1,
 	[0x5] = STEP_B3,