[PATCH 0/1] MR9491: win32u: Make a copy of the GL_RENDERER / GL_VENDOR strings.

[Rémi Bernon]

Wine-Bug: http://bugs.winehq.org/show_bug.cgi?id=58973

Looks like these strings aren't as static as glGetString says they are.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/9491