tree 1d707343bb95ead8c4c97216d9989c3b8ee0b2c1
parent 8f8da20e7578d623420b5f08117c350bedbe91bc
author David Ostrovsky <david@ostrovsky.org> 1586005772 +0200
committer David Ostrovsky <david@ostrovsky.org> 1586081996 +0200

Remove support for discontinued Elasticsearch version 5.6

According to Elasticsearch release page: [1], the support for version
5.6 was discontinued on 2019-03-11.

[1] https://www.elastic.co/support/eol

Bug: Issue 12527
Change-Id: I1dfd9d54adcd9c92a17f478fcb3e5f3e642f9497