ShellPkg/SmbiosView: SMBIOS 3.3.0 add PCI gen4 values for type 9

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2305

System Slots (Type 9):
- SMBIOSCR00184: add PCI Express Gen 4 values

Add the SmBios.h to use the MARCOs or enums.

Cc: Ray Ni <ray.ni@intel.com>
Cc: Sai Chaganty <rangasai.v.chaganty@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Signed-off-by: Zhichao Gao <zhichao.gao@intel.com>

ShellPkg/Library/UefiShellDebug1CommandsLib/SmbiosView/QueryTable.h

@@ -2,7 +2,7 @@
   Build a table, each item is (key, info) pair.
   and give a interface of query a string out of a table.
 
-  Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2005 - 2019, Intel Corporation. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -10,6 +10,8 @@
 #ifndef _SMBIOS_QUERY_TABLE_H_
 #define _SMBIOS_QUERY_TABLE_H_
 
+#include <IndustryStandard/SmBios.h>
+
 #define QUERY_TABLE_UNFOUND 0xFF
 
 typedef struct TABLE_ITEM {