Bump elasticsearch-rest-client in /modules/elasticsearch (#2277)
Bump elasticsearch-rest-client in /modules/elasticsearch (#2277)

Bumps [elasticsearch-rest-client](https://github.com/elastic/elasticsearch) from 7.5.1 to 7.5.2.
- [Release notes](https://github.com/elastic/elasticsearch/releases)
- [Commits](https://github.com/elastic/elasticsearch/compare/v7.5.1...v7.5.2)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
outofcoffee/testcontainers-java,rnorth/test-containers,testcontainers/testcontainers-java,outofcoffee/testcontainers-java,outofcoffee/testcontainers-java,rnorth/test-containers,testcontainers/testcontainers-java,testcontainers/testcontainers-java,rnorth/test-containers