Bump flyway-core from 7.5.4 to 7.6.0 in /core
Bump flyway-core from 7.5.4 to 7.6.0 in /core

Bumps [flyway-core](https://github.com/flyway/flyway) from 7.5.4 to 7.6.0.
- [Release notes](https://github.com/flyway/flyway/releases)
- [Commits](https://github.com/flyway/flyway/compare/flyway-7.5.4...flyway-7.6.0)

Signed-off-by: dependabot[bot] <support@github.com>

Closes #158

Change-Id: Ic744f2c01613f9463e9edb02f93d7183fd21cc56

KorAP/Kustvakt,KorAP/Kustvakt,KorAP/Kustvakt,KorAP/Kustvakt