Wine staging 4.18 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 4.18 (850 patches are applied to wine vanilla)

Upstreamed (Either directly from staging or fixed with a similar patch).
* d3dx9_36: Align texture dimensions to block size for compressed 
textures in D3DXCheckTextureRequirements.

Added:
* [47915] user32: Add InternalGetWindowIcon stub.

Updated:
* eventfd_synchronization
* wined3d-zero-inf-shaders
* dinput-joy-mappings

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.