Fix: fixed mute both BGM and effect when press mute-BGM button

Table/Table.gd

@@ -254,7 +254,7 @@ func set_action_audio(msg):
 		
 func handle_sound_button_clicked():
 	var mute = $ControlButtons/SoundButton.pressed
-	AudioServer.set_bus_mute(AudioServer.get_bus_index("Master"), mute)
+	AudioServer.set_bus_mute(AudioServer.get_bus_index("BGM"), mute)
 	
 func handle_music_button_clicked():
 	var mute = $ControlButtons/SoundButton.pressed

Table/Table.tscn

@@ -43,6 +43,7 @@ script = ExtResource( 6 )
 [node name="BGMPlayer" type="AudioStreamPlayer" parent="."]
 stream = ExtResource( 31 )
 autoplay = true
+bus = "BGM"
 
 [node name="ActionPlayer" type="AudioStreamPlayer" parent="."]
 bus = "Effect"

default_bus_layout.tres

@@ -7,3 +7,9 @@ bus/1/mute = false
 bus/1/bypass_fx = false
 bus/1/volume_db = 0.0
 bus/1/send = "Master"
+bus/2/name = "BGM"
+bus/2/solo = false
+bus/2/mute = false
+bus/2/bypass_fx = false
+bus/2/volume_db = 0.0
+bus/2/send = "Master"