Bump postgresql from 42.2.6 to 42.2.25

Bumps [postgresql](https://github.com/pgjdbc/pgjdbc) from 42.2.6 to 42.2.25.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.2.6...REL42.2.25)

---
updated-dependencies:
- dependency-name: org.postgresql:postgresql
  dependency-type: direct:production
...

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

pom.xml

@@ -1023,7 +1023,7 @@
       <dependency>
         <groupId>org.postgresql</groupId>
         <artifactId>postgresql</artifactId>
-        <version>42.2.6</version>
+        <version>42.2.25</version>
         <scope>test</scope>
       </dependency>
       <dependency>