IntelFsp2Pkg DSC: Add build option to disable deprecated APIs

Add the following definition in the [BuildOptions] section in package DSC
files to disable APIs that are deprecated:

[BuildOptions]
  *_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES

Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Hao Wu <hao.a.wu@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
diff --git a/IntelFsp2Pkg/IntelFsp2Pkg.dsc b/IntelFsp2Pkg/IntelFsp2Pkg.dsc
index 61eb6f1..1469d35 100644
--- a/IntelFsp2Pkg/IntelFsp2Pkg.dsc
+++ b/IntelFsp2Pkg/IntelFsp2Pkg.dsc
@@ -77,3 +77,6 @@
   gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask|0x1f

   gEfiMdePkgTokenSpaceGuid.PcdDebugPrintErrorLevel|0x80080046

   gEfiMdePkgTokenSpaceGuid.PcdReportStatusCodePropertyMask|0x07

+

+[BuildOptions]

+  *_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES