Bump spring-core in /batchsample-mvn
Bump spring-core in /batchsample-mvn

Bumps [spring-core](https://github.com/spring-projects/spring-framework) from 3.2.9.RELEASE to 4.3.19.RELEASE.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](https://github.com/spring-projects/spring-framework/compare/v3.2.9.RELEASE...v4.3.19.RELEASE)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
satokano/samplebatch-mvn,satokano/samplebatch-mvn