IntelFsp2Pkg/IntelFsp2Pkg.dec: add a GUID defined in FSP EAS

Add a new gFspSmmBootLoaderFvContextHobGuid in IntelFsp2Pkg.dec.

The FSP SMM bootloader FV context HOB provides a mechanism for
the bootloader to provide platform specific configuration data
to platform specific SMM drivers.

Signed-off-by: Dun Tan <dun.tan@intel.com>

IntelFsp2Pkg/IntelFsp2Pkg.dec

@@ -84,6 +84,7 @@
   gFspNonVolatileStorageHob2Guid        = { 0x4866788f, 0x6ba8, 0x47d8, { 0x83, 0x06, 0xac, 0xf7, 0x7f, 0x55, 0x10, 0x46 } }
   gFspNonVolatileStorageHobGuid         = { 0x721acf02, 0x4d77, 0x4c2a, { 0xb3, 0xdc, 0x27, 0x0b, 0x7b, 0xa9, 0xe4, 0xb0 } }
   gFspBootLoaderTolumHobGuid            = { 0x73ff4f56, 0xaa8e, 0x4451, { 0xb3, 0x16, 0x36, 0x35, 0x36, 0x67, 0xad, 0x44 } } # FSP EAS v1.1
+  gFspSmmBootLoaderFvContextHobGuid     = { 0xf9f1dbb9, 0x1be5, 0x4c3d, { 0xb8, 0x17, 0xe6, 0xd8, 0x0d, 0xb5, 0x24, 0x03 } }
 
   gFspPerformanceDataGuid               = { 0x56ed21b6, 0xba23, 0x429e, { 0x89, 0x32, 0x37, 0x6d, 0x8e, 0x18, 0x2e, 0xe3 } }
   gFspEventEndOfFirmwareGuid            = { 0xbd44f629, 0xeae7, 0x4198, { 0x87, 0xf1, 0x39, 0xfa, 0xb0, 0xfd, 0x71, 0x7e } }