Bump elasticsearch from 7.10.0 to 7.11.0 (#625)

Bumps [elasticsearch](https://github.com/elastic/elasticsearch-py) from 7.10.0 to 7.11.0.
- [Release notes](https://github.com/elastic/elasticsearch-py/releases)
- [Changelog](https://github.com/elastic/elasticsearch-py/blob/master/Changelog.rst)
- [Commits](elastic/elasticsearch-py@7.10.0...v7.11.0)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -24,5 +24,5 @@ Jinja2===2.11.3
 pytest-xdist==2.2.1
 filelock==3.0.12
 urllib3==1.26.3
-elasticsearch==7.10.0
+elasticsearch==7.11.0