Port Recent MpService Changes [Rebase & FF]

Description

Primarily made to pull in this change UefiCpuPkg/PiSmmCpuDxeSmm: Use NonSmm BSP as default SMM BSP..

Also includes other optimizations to keep the file in sync with edk2. The history of the recent changes in the file in this repo vs edk2 are shown for reference.

Commit URL	Title	Notes
2ca8d55974...	UefiCpuPkg/PiSmmCpuDxeSmm: Check BspIndex first before lock cmpxchg	New incoming change
d698bcfe4f...	UefiCpuPkg/PiSmmCpuDxeSmm: Avoid BspIndex typecasting	New incoming change
58d9463939...	UefiCpuPkg/PiSmmCpuDxeSmm: Reduce one round BSP & AP sync	New incoming change
41d1c4475b...	UefiCpuPkg/PiSmmCpuDxeSmm: Invert ReleaseAllAPs & InitializeDebugAgent	New incoming change
3a4ec6de01...	UefiCpuPkg/PiSmmCpuDxeSmm: Align BSP and AP sync logic for SMI exit	New incoming change
e1b62f3e28...	UefiCpuPkg/PiSmmCpuDxeSmm: Check SMM Debug Agent support or not	Skipped since it touches other files and is unrelated.
a83d953dc2...	UefiCpuPkg/PiSmmCpuDxeSmm: Consume SmmCpuSyncLib	Cherry-picked to basecore. Included in StandaloneMmCpuSyncLib PR (#257).
cc698d0335...	UefiCpuPkg/PiSmmCpuDxeSmm: Simplify RunningApCount decrement	Cherry-picked to basecore. Included in StandaloneMmCpuSyncLib PR (#257).
e14a022246...	UefiCpuPkg/PiSmmCpuDxeSmm: Optimize Semaphore Sync between BSP and AP	Included in StandaloneMmCpuSyncLib PR (#257)
68d506e0d1...	UefiCpuPkg/PiSmmCpuDxeSmm: Use NonSmm BSP as default SMM BSP.	New incoming change
b4dde1ae6a...	UefiCpuPkg: Use GenSmmPageTable() to create Smm S3 page table	Last commit in the 202311 update.

[x] Impacts functionality?
- Functionality - Does the change ultimately impact how firmware functions?
- Examples: Add a new library, publish a new PPI, update an algorithm, ...
[ ] Impacts security?
- Security - Does the change have a direct security impact on an application, flow, or firmware?
- Examples: Crypto algorithm change, buffer overflow fix, parameter validation improvement, ...
[ ] Breaking change?
- Breaking change - Will anyone consuming this change experience a break in build or boot behavior?
- Examples: Add a new library class, move a module to a different repo, call a function in a new library class in a pre-existing module, ...
[ ] Includes tests?
- Tests - Does the change include any explicit test code?
- Examples: Unit tests, integration tests, robot tests, ...
[ ] Includes documentation?
- Documentation - Does the change contain explicit documentation additions outside direct code modifications (and comments)?
- Examples: Update readme file, add feature readme file, link to documentation on an a separate Web page, ...

How This Was Tested

MmSupervisorPkg build.
Intel physical platform build and boot to Windows OS.
QemuQ35Pkg build and boot to Windows OS.

Integration Instructions

Codecov Report

Attention: Patch coverage is 0% with 16 lines in your changes are missing coverage. Please review.

Project coverage is 0.31%. Comparing base (23f3068) to head (c7c8276).

Files	Patch %	Lines
...mSupervisorPkg/Core/Services/MpService/MpService.c	0.00%	16 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #290 +/- ## ======================================== - Coverage 0.47% 0.31% -0.17% ======================================== Files 144 144 Lines 21934 21924 -10 Branches 60 60 ======================================== - Hits 105 69 -36 - Misses 21824 21828 +4 - Partials 5 27 +22 ``` | [Flag](https://app.codecov.io/gh/microsoft/mu_feature_mm_supv/pull/290/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=microsoft) | Coverage Δ | | |---|---|---| | [MmSupervisorPkg](https://app.codecov.io/gh/microsoft/mu_feature_mm_supv/pull/290/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=microsoft) | `0.31% <0.00%> (-0.17%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=microsoft#carryforward-flags-in-the-pull-request-comment) to find out more.

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microsoft / mu_feature_mm_supv