Upgrade postgresql to 42.2.25.

Bumps [postgresql](https://github.com/pgjdbc/pgjdbc) from 42.2.5 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@REL42.2.5...REL42.2.25)

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

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

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

Closes #716

Author: rayrobert398

pom.xml

@@ -28,7 +28,7 @@
 		<sonar.dynamicAnalysis>reuseReports</sonar.dynamicAnalysis>
 
 		<degraph-check.version>0.1.4</degraph-check.version>
-		<postgresql.version>42.2.5</postgresql.version>
+		<postgresql.version>42.2.25</postgresql.version>
 		<mysql.version>8.0.21</mysql.version>
 		<r2dbc-spi-test.version>0.9.1.RELEASE</r2dbc-spi-test.version>
 		<mssql-jdbc.version>7.1.2.jre8-preview</mssql-jdbc.version>