Bump flyway-core from 9.15.1 to 9.15.2 in /core (closes #537)

Bumps [flyway-core](https://github.com/flyway/flyway) from 9.15.1 to 9.15.2.
- [Release notes](https://github.com/flyway/flyway/releases)
- [Commits](https://github.com/flyway/flyway/compare/flyway-9.15.1...flyway-9.15.2)

---
updated-dependencies:
- dependency-name: org.flywaydb:flyway-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Change-Id: I73efa6bc6da50953b56de571af64b65b336ec266
diff --git a/core/pom.xml b/core/pom.xml
index 2d49759..d88e635 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -12,7 +12,7 @@
 		<jersey.version>2.39</jersey.version>
 		<jetty.version>9.4.51.v20230217</jetty.version>
 		<hibernate.version>5.6.15.Final</hibernate.version>
-		<flyway.version>9.15.1</flyway.version>
+		<flyway.version>9.15.2</flyway.version>
 		<log4j.version>2.19.0</log4j.version>
 		<krill.version>[0.61,)</krill.version>
 		<koral.version>[0.39,)</koral.version>