Bump org.postgresql:postgresql from 42.7.4 to 42.7.5

Bumps [org.postgresql:postgresql](https://github.com/pgjdbc/pgjdbc) from 42.7.4 to 42.7.5.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.7.4...REL42.7.5)

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

Signed-off-by: dependabot[bot] <support@github.com>

pipelines/batch/pom.xml

@@ -42,7 +42,7 @@
     <nemo.version>0.1</nemo.version>
     <flink.artifact.name>beam-runners-flink-1.14</flink.artifact.name>
     <mysql.driver.version>8.0.16</mysql.driver.version>
-    <postgresql.version>42.7.4</postgresql.version>
+    <postgresql.version>42.7.5</postgresql.version>
 
   </properties>