vice - be more specific in logic for using fastsid / lowering samplerate

Previously the "not x11" meant "arm", but it's better to use the flag now as lots has changed since this was written.
Also use armv6 for lowering samplerate instead of testing for rpi1 to be more generic.

Author: joolswills

scriptmodules/emulators/vice.sh

@@ -100,8 +100,11 @@ _EOF_
         iniSet "VICIIVideoCache" "0"
         iniSet "SDLWindowWidth" "384"
         iniSet "SDLWindowHeight" "272"
-        isPlatform "rpi1" && iniSet "SoundSampleRate" "22050"
+    fi
+
+    if isPlatform "arm"; then
         iniSet "SidEngine" "0"
+        isPlatform "armv6" && iniSet "SoundSampleRate" "22050"
     fi
 
     if isPlatform "x11" || isPlatform "kms"; then