[FAQ][Common] 취소버튼 이벤트 추가

app/src/main/java/kr/co/zumo/app/lifeplus/view/screen/faq/FAQWriteFragment.java

@@ -46,6 +46,11 @@ public class FAQWriteFragment extends FragmentBase<FAQWritePresenter> implements
       presenter.onEvent(new Event.Builder(Event.MY_FAQ).build());
     });
 
+    findViewById(R.id.button_cancel).setOnClickListener(view -> {
+      presenter.onEvent(new Event.Builder(Event.MY_FAQ).build());
+    });
+
+
   }
 
   @Override