Update 7H_GameDriver_UI.xml (#39)

Proper defaults for music and sfx for use without any mods.  Now that the false flags aren't being inherited from FFNx, these are automatically being changed to VGMStream be default. Now we have the ability for mods to activate these flags when necessary.

SeventhHeavenUI/Resources/7H_GameDriver_UI.xml

@@ -208,7 +208,7 @@
     <Group>Advanced</Group>
     <Name>Music Option</Name>
     <Description>Use VGMStream to play OGG Vorbis high-quality music. Required for music mods. Otherwise, standard MIDI is used.</Description>
-    <DefaultValue>use_external_music = true</DefaultValue>
+    <DefaultValue>use_external_music = false</DefaultValue>
     <Option>
       <Text>VGMStream (Recommended)</Text>
       <Settings>use_external_music = true</Settings>
@@ -223,7 +223,7 @@
     <Group>Advanced</Group>
     <Name>SFX Option</Name>
     <Description>Use VGMStream to play OGG Vorbis high-quality SFX effects. Required for SFX mods. Otherwise, native audio.dat is used.</Description>
-    <DefaultValue>use_external_sfx = true</DefaultValue>
+    <DefaultValue>use_external_sfx = false</DefaultValue>
     <Option>
       <Text>VGMStream (Recommended)</Text>
       <Settings>use_external_sfx = true</Settings>