[PATCH v3 0/4] MR820: Implement application hives in the registry

[Santino Mazza (＠tati1454)]

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  v3: kernelbase: Implement RegLoadAppKey.
      ntdll: Implement REG_LOAD_APP_KEY flag
      ntdll: Pass filename to server in NtLoadKeyEx.
      ntdll: Implement roothandle parameter for NtLoadKeyEx

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