[PATCH v4 0/5] MR820: Implement application hives in the registry

[Santino Mazza (＠tati1454)]

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  v4: server: Create \REGISTRY\A hive.
      ntdll: Implement roothandle parameter for NtLoadKeyEx.
      ntdll: Rename key variable and file parameter.
      ntdll/test: Test for NtRegLoadKey roothandle parameter.
      winnt.h: Create definition for REG_LOAD_APP_KEY.

https://gitlab.winehq.org/wine/wine/-/merge_requests/820