UefiPayloadPkg: Add definition for PayloadCommandLine HOB

Add definition for UNIVERSAL_PAYLOAD_COMMAND_LINE Hob.
This Hob is used to pass command Line to Payload.

Signed-off-by: Dun Tan <dun.tan@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Reviewed-by: Guo Dong <guo.dong@intel.com>
Cc: Benjamin You <benjamin.you@intel.com>
Cc: Sean Rhodes <sean@starlabs.systems>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>

UefiPayloadPkg/Include/Guid/PayloadCommandLine.h

@@ -0,0 +1,28 @@
+/** @file
+  Define the structure for the Payload command line Hob.
+
+Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef PAYLOAD_COMMAND_LINE_H_
+#define PAYLOAD_COMMAND_LINE_H_
+
+#include <Uefi.h>
+#include <UniversalPayload/UniversalPayload.h>
+
+#pragma pack (1)
+
+typedef struct {
+  UNIVERSAL_PAYLOAD_GENERIC_HEADER    Header;
+  UINT32                              Count;
+  CHAR8                               CommandLine[0];
+} UNIVERSAL_PAYLOAD_COMMAND_LINE;
+
+#pragma pack()
+
+#define UNIVERSAL_PAYLOAD_COMMAND_LINE_REVISION  1
+
+extern GUID  gEdkiiPayloadCommandLineGuid;
+#endif