MdeModulePkg/FaultTolerantWrite: Consume Variable Flash Info

MdeModulePkg/FaultTolerantWrite: Consume Variable Flash Info

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3479

Adds support to the UEFI variable fault tolerant write (FTW) drivers
to receive FTW base and size information dynamically via the Variable
Flash Information library.

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>