build(deps-dev): bump org.postgresql:postgresql from 42.6.0 to 42.7.0

Bumps [org.postgresql:postgresql](https://github.com/pgjdbc/pgjdbc) from 42.6.0 to 42.7.0.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.6.0...REL42.7.0)

---
updated-dependencies:
- dependency-name: org.postgresql:postgresql
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -127,7 +127,7 @@
     <h2.version>2.2.224</h2.version>
     <byte-buddy.version>1.14.10</byte-buddy.version>
 
-    <postgresql.version>42.6.0</postgresql.version>
+    <postgresql.version>42.7.0</postgresql.version>
     <mysql.version>8.2.0</mysql.version>
     <mariadb.version>3.3.0</mariadb.version>
     <mssql.version>12.5.0.jre8-preview</mssql.version>