fixed the toggle button for the victory music

added the pause(gameOverMusicV) to the toggle method for the music control
so that it will be paused when the music is turned off.

Projekte/battleship/client/src/main/java/pp/battleship/client/BackgroundMusic.java

@@ -106,7 +106,7 @@ public void pause(AudioNode audioNode) {
     }
 
     /**
-     * Toggle Method to control the music
+     * Toggle Method to control the music to switch it on or off
      */
     public void toogleMusic() {
         this.musicEnabled = !this.musicEnabled;
@@ -129,6 +129,7 @@ public void toogleMusic() {
             pause(menuMusic);
             pause(battleMusic);
             pause(gameOverMusicL);
+            pause(gameOverMusicV);
         }
 
         prefs.putBoolean(MUSIC_ENABLED_PREF, musicEnabled);