BGE: Remove duplicated audio panel from Render context

This commit removes the audio panel from Render context as it exists a similar panel in Scene context.
Also, it gives to the Distance Model a similar UI layout as it was in the removed render->audio panel

release/scripts/startup/bl_ui/properties_game.py

@@ -519,22 +519,6 @@ class SCENE_PT_game_navmesh(SceneButtonsPanel, Panel):
         row.prop(rd, "sample_max_error")
 
 
-class RENDER_PT_game_sound(RenderButtonsPanel, Panel):
-    bl_label = "Sound"
-    COMPAT_ENGINES = {'BLENDER_GAME'}
-
-    def draw(self, context):
-        layout = self.layout
-
-        scene = context.scene
-
-        layout.prop(scene, "audio_distance_model")
-
-        col = layout.column(align=True)
-        col.prop(scene, "audio_doppler_speed", text="Speed")
-        col.prop(scene, "audio_doppler_factor")
-
-
 class WorldButtonsPanel:
     bl_space_type = 'PROPERTIES'
     bl_region_type = 'WINDOW'

release/scripts/startup/bl_ui/properties_scene.py

@@ -263,10 +263,11 @@ class SCENE_PT_audio(SceneButtonsPanel, Panel):
         split = layout.split()
 
         col = split.column()
-        col.label("Listener:")
+        col.label("Distance Model:")
         col.prop(scene, "audio_distance_model", text="")
-        col.prop(scene, "audio_doppler_speed", text="Speed")
-        col.prop(scene, "audio_doppler_factor", text="Doppler")
+        sub = col.column(align=True)
+        sub.prop(scene, "audio_doppler_speed", text="Speed")
+        sub.prop(scene, "audio_doppler_factor", text="Doppler")
 
         col = split.column()
         col.label("Format:")