wineps.drv: Slightly simplify a PPD parser code snippet.

[wine] / dlls / xinput9_1_0 / xinput9_1_0.spec

@ stdcall XInputGetCapabilities(long long ptr) xinput1_3.XInputGetCapabilities
@ stdcall XInputGetDSoundAudioDeviceGuids(long ptr ptr) xinput1_3.XInputGetDSoundAudioDeviceGuids
@ stdcall XInputSetState(long ptr) xinput1_3.XInputSetState
@ stdcall XInputGetState(long ptr) xinput1_3.XInputGetState