Bump org.postgresql:postgresql from 42.7.11 to 42.7.12 (#1920)

Bumps [org.postgresql:postgresql](https://github.com/pgjdbc/pgjdbc) from 42.7.11 to 42.7.12.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.7.11...REL42.7.12)

---
updated-dependencies:
- dependency-name: org.postgresql:postgresql
  dependency-version: 42.7.12
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

pom.xml

@@ -262,7 +262,7 @@
     <dependency>
       <groupId>org.postgresql</groupId>
       <artifactId>postgresql</artifactId>
-      <version>42.7.11</version>
+      <version>42.7.12</version>
       <scope>test</scope>
     </dependency>
   </dependencies>