Correct Javadoc code examples in DiffBuilder and

ReflectionDiffBuilder

Author: garydgregory

src/main/java/org/apache/commons/lang3/builder/ReflectionDiffBuilder.java

@@ -52,8 +52,8 @@
  *           .setStyle(ToStringStyle.SHORT_PREFIX_STYLE)
  *           .build())
  *       .setExcludeFieldNames("userName", "password")
- *       .build()
- *       .build();
+ *       .build()  // -> ReflectionDiffBuilder
+ *       .build(); // -> DiffResult
  *   }
  * }
  * }</pre>