Bump spring-webmvc from 5.1.5.RELEASE to 5.2.0.RELEASE in /otg
Bump spring-webmvc from 5.1.5.RELEASE to 5.2.0.RELEASE in /otg

Bumps [spring-webmvc](https://github.com/spring-projects/spring-framework) from 5.1.5.RELEASE to 5.2.0.RELEASE.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](https://github.com/spring-projects/spring-framework/compare/v5.1.5.RELEASE...v5.2.0.RELEASE)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
JaewookByun/epcis,JaewookByun/epcis,JaewookByun/epcis