Bump postgresql from 42.5.3 to 42.5.4

Bumps [postgresql](https://github.com/pgjdbc/pgjdbc) from 42.5.3 to 42.5.4.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.5.3...REL42.5.4)

---
updated-dependencies:
- dependency-name: org.postgresql:postgresql
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -37,7 +37,7 @@
 		<spring-cloud.version>2022.0.0</spring-cloud.version>
 		<lombok.version>1.18.26</lombok.version>
 		<springdoc.version>1.6.14</springdoc.version>
-		<postgresql.version>42.5.3</postgresql.version>
+		<postgresql.version>42.5.4</postgresql.version>
 		<rdf4j.version>4.2.3</rdf4j.version>
 
 		<!-- plugins -->