chore(deps): bump postgresql from 42.2.20 to 42.2.21 (#33)

Bumps [postgresql](https://github.com/pgjdbc/pgjdbc) from 42.2.20 to 42.2.21.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/REL42.2.21/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.2.20...REL42.2.21)

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

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

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

pom.xml

@@ -46,7 +46,7 @@
 
         <!-- Dependencies -->
         <camel-springboot.version>3.10.0</camel-springboot.version>
-        <postgres.version>42.2.20</postgres.version>
+        <postgres.version>42.2.21</postgres.version>
         <tidy.version>1.1.0</tidy.version>
         <objenesis.version>3.2</objenesis.version>