Add goals in meta-client pom file

Author: junkaixue

meta-client/pom.xml

@@ -165,9 +165,12 @@ under the License.
         <executions>
           <execution>
             <phase>package</phase>
+	    <goals>
+              <goal>single</goal>
+            </goals>
           </execution>
         </executions>
       </plugin>
     </plugins>
   </build>
-</project>
+</project>