Bump elasticsearch from 7.10.1 to 7.11.0

Bumps [elasticsearch](https://github.com/elastic/elasticsearch-py) from 7.10.1 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@v7.10.1...v7.11.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

requirements-test.txt

@@ -6,5 +6,5 @@ coverage==5.4 # pytest-cov
 mock==4.0.3
 port-for==0.4
 mirakuru==2.3.0
-elasticsearch==7.10.1
+elasticsearch==7.11.0
 -e .[tests]