Build fails with spark-ganglia-lgpl profile at the moment. This is because pom.xml for spark-ganglia-lgpl is not updated.

This PR is related to #4218, #4209 and #3812.

Author: Kousuke Saruta <sarutak@oss.nttdata.co.jp>

Closes #4303 from sarutak/fix-ganglia-pom-for-metric and squashes the following commits:

5cf455f [Kousuke Saruta] Fixed pom.xml for ganglia in order to use io.dropwizard.metrics