SecurityPkg/Tcg2Dxe: Add Tcg2Dxe to support 800-155 event.

SecurityPkg/Tcg2Dxe: Add Tcg2Dxe to support 800-155 event.

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2439

The TCG2 DXE supports to parse the 800-155 event GUID from PEI
and puts to the beginning of the TCG2 event.

The TCG2 DXE also supports a DXE driver produces 800-155 event
and let TCG2 DXE driver record.

The 800-155 is a NO-ACTION event which does not need extend
anything to TPM2. The TCG2 DXE also supports that.

Multiple 800-155 events are supported. All of them will be put
to the beginning of the TCG2 event, just after the SpecId event.

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Jian J Wang <jian.j.wang@intel.com>