Bump io.quarkiverse.langchain4j:quarkus-langchain4j-openai

Bumps io.quarkiverse.langchain4j:quarkus-langchain4j-openai from 0.19.0 to 0.20.3.

---
updated-dependencies:
- dependency-name: io.quarkiverse.langchain4j:quarkus-langchain4j-openai
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

intelligent-java-blog-reader/pom.xml

@@ -14,7 +14,7 @@
         <quarkus.platform.artifact-id>quarkus-bom</quarkus.platform.artifact-id>
         <quarkus.platform.group-id>io.quarkus.platform</quarkus.platform.group-id>
         <quarkus.platform.version>3.16.1</quarkus.platform.version>
-        <quarkus.langchain4j.version>0.19.0</quarkus.langchain4j.version>
+        <quarkus.langchain4j.version>0.20.3</quarkus.langchain4j.version>
         <com.knuddels.jtokkit.version>0.6.1</com.knuddels.jtokkit.version>
         <skipITs>true</skipITs>
         <surefire-plugin.version>3.5.2</surefire-plugin.version>