Wine staging 7.15 release

[Alistair Leslie-Hughes]

Binary packages for various distributions will be available from:
https://www.winehq.org/download

Summary since last release
* Rebased to current wine 7.15 (536 patches are applied to wine vanilla)

Upstreamed (Either directly from staging or fixed with a similar patch).
* xactengine3_7: Record context for each notification.
* xactengine3_7: Add helper function to add entries.
* xactengine3_7: Map SoundBank interfaces.
* xactengine3_7: Map IXACT3Cue interfaces.
* xactengine3_7: Map IXACT3Wave interfaces.
* xactengine3_7: Implement callback for supported messages.

Added:
* [52396] ntdll: Don't use Wine frames during exception processing on x64.
* [52396] dsdmo: Add more FX interfaces.
* [53497] wined3d: Use wined3d_array_reserve() in 
wined3d_adapter_create_output()

Updated:
* none

Where can you help
* Run Steam/Battle.net/GOG/UPlay/Epic
* Test your favorite game.
* Test your favorite applications.
* Improve staging patches and get them accepted upstream.

As always, if you find a bug, please report it via
https://bugs.winehq.org

Best Regards
  Alistair.