Disabling DocLint for javadoc generation.

This fails the build when using Java 1.8, which enables DocLint by default.

Change-Id: I0cd951754b17ee8d61b55e8fb3b28c406faf7c1d
diff --git a/java_gen/pre-written/pom.xml b/java_gen/pre-written/pom.xml
index 4063b0c..260b2c9 100644
--- a/java_gen/pre-written/pom.xml
+++ b/java_gen/pre-written/pom.xml
@@ -149,6 +149,13 @@
                         <goals>
                             <goal>jar</goal>
                         </goals>
+                        <!--
+                            The following configuration turns of DocLint which is enabled in Java 8.
+                            FIXME This can be removed if/when Javadoc comments pass DocLint.
+                          -->
+                        <configuration>
+                            <additionalparam>-Xdoclint:none</additionalparam>
+                        </configuration>
                     </execution>
                 </executions>
             </plugin>