Fix Studio MP to remove unnecessary packages

<copy todir="${outdir}/nxr/lib" overwrite="true">
      <artifact:set>
        <excludes>
          <!-- Filter out your artifacts using their groupId for instance -->
          <artifact type="pom" />
          <artifact groupId="com.nuxeo.nos.studio" />
          <artifact groupId="com.nuxeo.nos.gitty" />
          <artifact artifactId="log4j" />
          <artifact scope="test" />
        </excludes>
        <includes>
          <artifact groupId="org.nuxeo.lib*" scope="!test" type="!pom"/>
          <artifact groupId="!org.nuxeo*" scope="!test"/>
        </includes>
      </artifact:set>
    </copy>