ACPICA: Create auxiliary ACPI_TPR_AUX_SR structure for iASL compiler

Define unofficial structure ACPI_TPR_AUX_SR, which holds information
about the number of serialization registers for TPRs.

It simplifies DTPR Serialization Request Info Table compilation.

Link: acpica/acpica@31f470e708a9
Signed-off-by: Michal Camacho Romero <michal.camacho.romero@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/2266165.Icojqenx9y@rafael.j.wysocki

Author: mcamrom

include/acpi/actbl1.h

@@ -2001,6 +2001,11 @@ struct acpi_tpr_instance {
 	struct acpi_tpr_array tpr_array[];
 };
 
+struct acpi_tpr_aux_sr {
+	u32 srl_cnt;
+	//ACPI_TPR_SERIALIZE_REQUEST tpr_sr_arr[];
+};
+
 /*******************************************************************************
  * TPRn_BASE
  *