fix checkstyle

mediator/src/test/java/com/iluwatar/mediator/PartyMemberTest.java

@@ -110,7 +110,7 @@ public class PartyMemberTest {
   }
 
   /**
-   * Verify if {@link PartyMember#toString()} generate the expected output
+   * Verify if {@link PartyMemberBase#toString()} generate the expected output
    */
   @ParameterizedTest
   @MethodSource("dataProvider")

reactor/src/main/java/com/iluwatar/reactor/app/App.java

@@ -66,7 +66,8 @@ import com.iluwatar.reactor.framework.ThreadPoolDispatcher;
  * </li>
  * <li>Initiation Dispatcher
  * <p>
- *     {@link NioReactor} plays this role as the application specific {@link ChannelHandler}s are registered to the reactor.
+ *     {@link NioReactor} plays this role as the application specific {@link ChannelHandler}s
+ * are registered to the reactor.
  * </p>
  * </li>
  * <li>Handle