Bump org.postgresql:postgresql from 42.7.3 to 42.7.4 (#5418)

Bumps [org.postgresql:postgresql](https://github.com/pgjdbc/pgjdbc) from 42.7.3 to 42.7.4.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.7.3...REL42.7.4)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -67,7 +67,7 @@ netty = "4.1.112.Final"
 newrelic-api = "5.14.0"
 # Kotlin 1.7 sample will fail from OkHttp 4.12.0 due to okio dependency being a Kotlin 1.9 module
 okhttp = "4.11.0"
-postgre = "42.7.3"
+postgre = "42.7.4"
 prometheus = "1.2.1"
 prometheusSimpleClient = "0.16.0"
 reactor = "2022.0.22"