Upgrade elasticsearch-rest-client to 6.5.4

There are no specific changes that we need. This is just to keep
up-to-date with the latest release. See the release notes [1] for
details.

[1] https://www.elastic.co/guide/en/elasticsearch/reference/current/release-notes-6.5.4.html

Upgrade the V6_5 test version accordingly in ElasticContainer.

Change-Id: Ifa420a55c519e738887771fefcd8f3ba6150508a
1 file changed
tree: 00a1ae7c229552e652053a466a69bb7620d44d69
  1. gerrit-acceptance-tests/
  2. gerrit-elasticsearch/
  3. gerrit-pgm/