ArmPkg: DefaultExceptionHandlerLib: Update function input bitwidth

The current DescribeExceptionSyndrome is taking ESR as 32bit value.
However, ESR should be a 64 bit value. This change updates the function
to intake a 64bit value.

Cc: Leif Lindholm <quic_llindhol@quicinc.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Sami Mujawar <sami.mujawar@arm.com>

Signed-off-by: Kun Qin <kun.qin@microsoft.com>

ArmPkg/Library/DefaultExceptionHandlerLib/AArch64/DefaultExceptionHandler.c

@@ -128,7 +128,7 @@ DescribeInstructionOrDataAbort (
 STATIC
 VOID
 DescribeExceptionSyndrome (
-  IN UINT32  Esr
+  IN UINT64  Esr
   )
 {
   CHAR8  *Message;