microsoft/WSL 0.51.2 on GitHub

Update Kernel to version 5.10.81.1
- Update to upstream stable kernel release 5.10.81
- Unify the kernel configurations by enabling missing options on ARM64
  - Enable non-arch specific ACPI options
  - Enable options related to device-mapper RAID
  - Enable Btrfs
  - Enable LZO and ZSTD compression
Update WSLg to 1.0.30
https://github.com/microsoft/wslg/releases/tag/v1.0.30
Fix issue where WSLg TS DVC plugin was not correctly registered.
Update MSRDC to version 1.2.2677
Change path translation to treat \\wsl.localhost\distro and \\wsl$\distro prefix as case-insensitive [GH 7744]
Add a specialized error message for wsl.exe --mount on ARM64
9p: Retry epoll_wait on EINTR instead of throwing [GH 7459]
Add new --web-download to download distributions via http instead of using the store.
Add BOM support for .wslconfig
Switch wsl.exe --mount and wsl.exe --unmount print error strings instead of integers.
Introduce debug shell for debugging the root namespace.
This change introduces new "debug shell" functionality to WSL. This will launch an interactive shell in the root Mariner namespace when the WSL2 VM launches. To enable the debug shell put the following entry in %userprofile%\.wslconfig
```
[wsl2]
debugShell=true
```