[공통][Common] PMD 수정

app/src/main/java/kr/co/zumo/app/lifeplus/model/Model.java

@@ -462,7 +462,10 @@ public abstract class Model extends ViewModel implements ILifeCycle, IHelperProv
       disposableBookMarkList.dispose();
       disposableBookMarkList = null;
     }
-
+    if (null != disposableNoti) {
+      disposableNoti.dispose();
+      disposableNoti= null;
+    }
     stopInternal();
   }