VideoPlayer: Remove unused #include <LibAudio/ConnectionToServer.h>

Author: https://github.com/Zaggy1024 🔰
Commit: b4c7375119
Pull-request: https://github.com/SerenityOS/serenity/pull/15363
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/FireFox317
Reviewed-by: https://github.com/MacDue
Reviewed-by: https://github.com/davidot

Userland/Applications/VideoPlayer/main.cpp

@@ -4,7 +4,6 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-#include <LibAudio/ConnectionToServer.h>
 #include <LibGUI/Application.h>
 #include <LibGUI/BoxLayout.h>
 #include <LibGUI/ImageWidget.h>