UefiPayloadPkg: Fix ECC reported issues

V2: Fix more header files on #ifdef variable

ECC reported some issues on UefiPayloadPkg, this patch fixed
most of them except several files including ElfLib\Elf32.h,
coreboot.h, CbParseLib.c, etc.
It also removed unused functions in ResetSystemLib and Hob.c.

Signed-off-by: Guo Dong <guo.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Maurice Ma <maurice.ma@intel.com>
Cc: Benjamin You <benjamin.you@intel.com>
Reviewed-by: Maurice Ma <maurice.ma@intel.com>

UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.h

@@ -1,9 +1,9 @@
 /** @file
-*
-* Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
-*
-*  SPDX-License-Identifier: BSD-2-Clause-Patent
-*
+
+  Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
 **/
 
 #ifndef __UEFI_PAYLOAD_ENTRY_H__