And only refresh the list if the device handle isn't known.

OpenImageViewer calls these functions when triggering the image
properties menu.

Restore display settings to the ones in the registry when CDS_FULLSCREEN
is used in ChangeDisplaySettings().

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=49674

We have to invalidate the current mode cache if there are pending
RRNotify events. The performance hit on EnumDisplaySettingsExW is
around 7%.

Also call X11DRV_DisplayDevices_RegisterEventHandlers in x11drv_init.
Otherwise, RRNotify events will only be handled in the explorer process.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=56599

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=56581

Partial revert of 220a70be.

Based on a patch by Jacek Caban.

And build it as x86-64 code on ARM64EC.

And build it as x86-64 code on ARM64EC.

And build ifacewrap.c as x86-64 code on ARM64EC.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=56595