Bump elasticsearch from 7.0.2 to 7.0.5 in /requirements (#5449)
Bump elasticsearch from 7.0.2 to 7.0.5 in /requirements (#5449)

Bumps [elasticsearch](https://github.com/elastic/elasticsearch-py) from 7.0.2 to 7.0.5.
- [Release notes](https://github.com/elastic/elasticsearch-py/releases)
- [Changelog](https://github.com/elastic/elasticsearch-py/blob/master/Changelog.rst)
- [Commits](https://github.com/elastic/elasticsearch-py/compare/7.0.2...7.0.5)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
KWierso/treeherder,KWierso/treeherder,KWierso/treeherder,KWierso/treeherder