[PATCH 0/1] MR9817: winex11: Request drawable presentation explicitly on flush.

[Rémi Bernon (＠rbernon)]

Instead of doing for every flush, which might happen more often than
necessary, as they are shared with some additional GL operations for
the memory DCs.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=59147

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https://gitlab.winehq.org/wine/wine/-/merge_requests/9817