Bump org.postgresql:postgresql from 42.3.8 to 42.3.9

Bumps [org.postgresql:postgresql](https://github.com/pgjdbc/pgjdbc) from 42.3.8 to 42.3.9.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.3.8...REL42.3.9)

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

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

pom.xml

@@ -144,7 +144,7 @@
         <maven.compiler.target>17</maven.compiler.target>
         <nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
         <lombok.version>1.18.24</lombok.version>
-        <postgresql.version>42.3.8</postgresql.version>
+        <postgresql.version>42.3.9</postgresql.version>
         <auto-service.version>1.0.1</auto-service.version>
         <compile-testing.version>0.19</compile-testing.version>
         <javapoet.version>1.13.0</javapoet.version>