update langfield plugin
<param name="plugin.groupId" value="org/codelibs" />
<param name="plugin.name.prefix" value="elasticsearch-" />
<param name="plugin.name" value="langfield" />
- <param name="plugin.version" value="6.4.0" />
- <param name="plugin.zip.version" value="6.4.0" />
+ <param name="plugin.version" value="6.4.1" />
+ <param name="plugin.zip.version" value="6.4.1" />
</antcall>
<!-- learning-to-rank -->
<antcall target="install.plugin">
