Fixing failing test due to unneccecary stubbing

Author: Matts

src/test/java/com/mattsmeets/macrokey/handler/GameTickHandlerTest.java

@@ -53,8 +53,6 @@ public void testOnKeyEventAddsMacroWhenKeyUp() {
         Macro macro = mock(Macro.class);
 
         when(event.getMacroState()).thenReturn(MacroActivationEvent.MacroState.KEY_UP);
-        Set<MacroInterface> macros = Collections.singleton(macro);
-        when(event.getMacros()).thenReturn(macros);
 
         GameTickHandler handler = new GameTickHandler(spySet, null);