Mise à jour => DXVK 1.4.2

Nouvelle version de DXVK en 1.4.2.

Bug fixes and Improvements :

Minor reduction of CPU overhead
Fixed a minor performance regression introduced in 1.4.1 in GPU-bound scenarios.
Fixed a case of incorrect NaN behaviour in shaders.
Fixed various minor DXGI issues to improve pass rate in wine tests.
Call of Duty: Modern Warfare Remastered: Report all GPUs as Nvidia to work around game crashes.