Bump elasticsearch-rest-client from 7.6.2 to 7.7.1 in /modules/elasticsearch (#2841)
Bump elasticsearch-rest-client from 7.6.2 to 7.7.1 in /modules/elasticsearch (#2841)

Bumps [elasticsearch-rest-client](https://github.com/elastic/elasticsearch) from 7.6.2 to 7.7.1.
- [Release notes](https://github.com/elastic/elasticsearch/releases)
- [Commits](https://github.com/elastic/elasticsearch/compare/v7.6.2...v7.7.1)

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

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
testcontainers/testcontainers-java,outofcoffee/testcontainers-java,outofcoffee/testcontainers-java,testcontainers/testcontainers-java,rnorth/test-containers,testcontainers/testcontainers-java,rnorth/test-containers,rnorth/test-containers,outofcoffee/testcontainers-java