Bump com.squareup.okhttp3:okhttp in /oauth2-server-integration-base

Bumps [com.squareup.okhttp3:okhttp](https://github.com/square/okhttp) from 3.12.1 to 4.9.2.
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-3.12.1...parent-4.9.2)

---
updated-dependencies:
- dependency-name: com.squareup.okhttp3:okhttp
  dependency-version: 4.9.2
  dependency-type: direct:production
...

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

Author: dependabot[bot]

oauth2-server-integration-base/pom.xml

@@ -20,7 +20,7 @@
         <dependency>
             <groupId>com.squareup.okhttp3</groupId>
             <artifactId>okhttp</artifactId>
-            <version>3.12.1</version>
+            <version>4.9.2</version>
         </dependency>
 
         <dependency>