Add AudioDefence sound type menu.

.launch/Audio Defence.game

@@ -1,3 +1,13 @@
 # shellcheck shell=bash disable=SC2154  # Variables are set by linux-game-manager.sh
 gamePath="${installPath}/Audio_Defence"
-run_with_optional_gamemode "${gamePath}/AudioDefence.AppImage"
+soundArgs=()
+soundType="$(ui_menu "Select Sound Type" "Linux Game Manager" "Please select one" \
+    "hrtf" "hrtf" \
+    "stereo" "stereo")"
+[[ -n "${soundType}" ]] || exit 0
+case "${soundType}" in
+    hrtf) ;;
+    stereo) soundArgs+=(--no-hrtf) ;;
+    *) exit 0 ;;
+esac
+run_with_optional_gamemode "${gamePath}/AudioDefence.AppImage" ${soundArgs[@]+"${soundArgs[@]}"}