Bump flyway-core from 9.3.1 to 9.4.0 in /core

Bumps [flyway-core](https://github.com/flyway/flyway) from 9.3.1 to 9.4.0.
- [Release notes](https://github.com/flyway/flyway/releases)
- [Commits](https://github.com/flyway/flyway/compare/flyway-9.3.1...flyway-9.4.0)

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

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

Closes #452

Change-Id: I1cff35ef661f2fb80852fc77a391fc9ee8a805b3
diff --git a/core/pom.xml b/core/pom.xml
index d05fad7..9688366 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -12,7 +12,7 @@
 		<jersey.version>1.19.4</jersey.version>
 		<jetty.version>9.4.49.v20220914</jetty.version>
 		<hibernate.version>5.6.12.Final</hibernate.version>
-		<flyway.version>9.3.1</flyway.version>
+		<flyway.version>9.4.0</flyway.version>
 		<log4j.version>[2.17.1,)</log4j.version>
 		<krill.version>[0.60.4,)</krill.version>
 		<koral.version>[0.38.1,)</koral.version>