[PATCH v2 0/7] MR8670: Improve WinRT parser checks

[Hans Leidekker (＠hans)]

This covers some of the assumptions made in the metadata generation code. More to come.

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  v2: widl: Check propput method parameters.
      widl: Check propget method parameters.
      widl: Check eventremove method parameters.
      widl: Check eventadd method parameters.
      widl: Check that retval parameters also have an out attribute.

https://gitlab.winehq.org/wine/wine/-/merge_requests/8670