Fix mute button after pausing and stopping

Fixes #116127

The problem was that an internal variable was not being reset correctly
when the game was stopped.

editor/debugger/script_editor_debugger.cpp

@@ -1356,6 +1356,8 @@ void ScriptEditorDebugger::stop() {
 	visual_profiler->set_enabled(false);
 	visual_profiler->set_profiling(false);
 
+	audio_muted_on_break = false;
+
 	inspector->edit(nullptr);
 	_update_buttons_state();
 }