Bump postgresql from 42.3.3 to 42.3.4 in /modules/junit-jupiter

Bumps [postgresql](https://github.com/pgjdbc/pgjdbc) from 42.3.3 to 42.3.4.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.3.3...REL42.3.4)

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

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

Author: dependabot[bot]

modules/junit-jupiter/build.gradle

@@ -15,7 +15,7 @@ dependencies {
     testImplementation 'org.assertj:assertj-core:3.22.0'
     testImplementation 'org.junit.jupiter:junit-jupiter-params:5.8.2'
 
-    testRuntimeOnly 'org.postgresql:postgresql:42.3.3'
+    testRuntimeOnly 'org.postgresql:postgresql:42.3.4'
     testRuntimeOnly 'mysql:mysql-connector-java:8.0.27'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
 }