RedfishPkg/RedfishCrtLib: fix unresolved external symbol issue

-Fix below compiler error reported in edk2 CI.
ERROR - Linker #2001 from JsonLib.lib(load.obj) : unresolved external
symbol __ftol2
-The file MathFtol.c is copied from IntrinsicLib in CryptoPkg.
-Add MathFtol.c to EccCheck IgnoreFiles.

Signed-off-by: Nickle Wang <nicklew@nvidia.com>
Cc: Abner Chang <abner.chang@amd.com>
Cc: Igor Kulchytskyy <igork@ami.com>
Cc: Nick Ramirez <nramirez@nvidia.com>
Reviewed-by: Abner Chang <abner.chang@amd.com>
Reviewed-by: Igor Kulchytskyy <igork@ami.com>

RedfishPkg/PrivateLibrary/RedfishCrtLib/RedfishCrtLib.inf

@@ -3,6 +3,7 @@
 #
 # Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
 # (C) Copyright 2020 Hewlett Packard Enterprise Development LP<BR>
+# Copyright (c) 2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 #
 #    SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -23,6 +24,9 @@
 [Sources]
   RedfishCrtLib.c
 
+[Sources.IA32]
+  Ia32/MathFtol.c           | MSFT
+
 [LibraryClasses]
   BaseLib
   SortLib
@@ -35,4 +39,5 @@
   MdeModulePkg/MdeModulePkg.dec
   RedfishPkg/RedfishPkg.dec
 
-
+[BuildOptions]
+  MSFT:*_*_IA32_CC_FLAGS = /GL-