Bump spring.version from 5.2.5.RELEASE to 5.2.6.RELEASE
Bump spring.version from 5.2.5.RELEASE to 5.2.6.RELEASE

Bumps `spring.version` from 5.2.5.RELEASE to 5.2.6.RELEASE.

Updates `spring-core` from 5.2.5.RELEASE to 5.2.6.RELEASE
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](https://github.com/spring-projects/spring-framework/compare/v5.2.5.RELEASE...v5.2.6.RELEASE)

Updates `spring-beans` from 5.2.5.RELEASE to 5.2.6.RELEASE
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](https://github.com/spring-projects/spring-framework/compare/v5.2.5.RELEASE...v5.2.6.RELEASE)

Updates `spring-context` from 5.2.5.RELEASE to 5.2.6.RELEASE
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](https://github.com/spring-projects/spring-framework/compare/v5.2.5.RELEASE...v5.2.6.RELEASE)

Updates `spring-test` from 5.2.5.RELEASE to 5.2.6.RELEASE
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](https://github.com/spring-projects/spring-framework/compare/v5.2.5.RELEASE...v5.2.6.RELEASE)

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