gitadora: (arena model) asio option (#718)

## Link to GitHub Issue or related Pull Request, if one exists
#717 

## Description of change
Add an option to override the ASIO device.

By default the game will try to use any ASIO driver that contains the
string `XONAR` in it.

## Testing
Tested with FlexASIO.

src/spice2x/launcher/options.h

@@ -109,12 +109,13 @@ namespace launcher {
             LoadGitaDoraModule,
             GitaDoraTwoChannelAudio,
             GitaDoraCabinetType,
-            GitaDoraArenaSingleWindow,
-            GitaDoraArenaWindowLayout,
             GitaDoraLefty,
             GitaDoraWailHold,
             GitaDoraPickAlgo,
             GitaDoraSubOverlaySize,
+            GitaDoraArenaSingleWindow,
+            GitaDoraArenaWindowLayout,
+            GitaDoraArenaAsioDriver,
             LoadJubeatModule,
             LoadReflecBeatModule,
             LoadShogikaiModule,