UefiPayloadPkg: remove the change that get platform specific logic

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4241

Since UefiPayloadPkg had supported multiple firmware volume,
remove the platform specific logic via protocol

Cc: Ray Ni <ray.ni@intel.com>
Cc: Sean Rhodes <sean@starlabs.systems>
Cc: Gua Guo <gua.guo@intel.com>
Reviewed-by: James Lu <james.lu@intel.com>
Reviewed-by: Guo Dong <guo.dong@intel.com>

Signed-off-by: MarsX Lin <marsx.lin@intel.com>

UefiPayloadPkg/UefiPayloadPkg.dec

@@ -52,8 +52,6 @@
   #
   gPlatformGOPPolicyGuid                  = { 0xec2e931b, 0x3281, 0x48a5, { 0x81, 0x07, 0xdf, 0x8a, 0x8b, 0xed, 0x3c, 0x5d } }
 
-  gUniversalPayloadPlatformBootManagerOverrideProtocolGuid = { 0xdb3fc2df, 0x7376, 0x4a8d, { 0x82, 0xab, 0x91, 0x54, 0xa1, 0x36, 0xa6, 0x5a } }
-
 ################################################################################
 #
 # PCD Declarations section - list of all PCDs Declared by this Package