Bump org.postgresql:postgresql in /exoquery-sample-codegen-ai-ollama

Bumps [org.postgresql:postgresql](https://github.com/pgjdbc/pgjdbc) from 42.7.8 to 42.7.9.
- [Release notes](https://github.com/pgjdbc/pgjdbc/releases)
- [Changelog](https://github.com/pgjdbc/pgjdbc/blob/master/CHANGELOG.md)
- [Commits](pgjdbc/pgjdbc@REL42.7.8...REL42.7.9)

---
updated-dependencies:
- dependency-name: org.postgresql:postgresql
  dependency-version: 42.7.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

exoquery-sample-codegen-ai-ollama/build.gradle.kts

@@ -23,7 +23,7 @@ kotlin {
 
 dependencies {
   api("io.exoquery:exoquery-runner-jdbc:2.0.0.PL")
-  implementation("org.postgresql:postgresql:42.7.8")
+  implementation("org.postgresql:postgresql:42.7.9")
 
   implementation("io.zonky.test:embedded-postgres:2.2.0")
   implementation("io.zonky.test.postgres:embedded-postgres-binaries-linux-amd64:18.1.0")
@@ -64,7 +64,7 @@ tasks.named<KotlinCompile>("compileKotlin") {
 }
 
 exoQuery {
-  codegenDrivers.add("org.postgresql:postgresql:42.7.8")
+  codegenDrivers.add("org.postgresql:postgresql:42.7.9")
   // If we are only rebuilding the entities, then always force regeneration
   forceRegen = onlyRegenEntities().get()
   enableCodegenAI = true