Update RelationshipExtraction.java

Author: tanmayb123

src/main/java/com/ibm/watson/developer_cloud/relationship_extraction/v1/RelationshipExtraction.java

@@ -111,6 +111,6 @@ public void setReturnType(final ReturnType returnType) {
     } else if (returnType == REReturnType.JSON) {
       this.returnType = "json";
     }
-  }
+  } 
 
 }