Bump org.postgresql:postgresql from 42.7.2 to 42.7.3

Bumps [org.postgresql:postgresql](https://github.com/pgjdbc/pgjdbc) from 42.7.2 to 42.7.3.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.7.2...REL42.7.3)

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

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

build.gradle.kts

@@ -5,7 +5,7 @@ val ehcacheVersion = "3.10.8"
 val glassfishJaxbVersion = "4.0.5"
 val hibernateSearchVersion = "7.1.0.Final"
 val tikaVersion = "3.0.0-BETA"
-val postgresqlVersion = "42.7.2"
+val postgresqlVersion = "42.7.3"
 val reflectionsVersion = "0.10.2"
 val guiceVersion = "7.0.0"
 val liquibaseCoreVersion = "4.26.0"