Bump com.squareup.okhttp3:mockwebserver from 4.11.0 to 4.12.0

Bumps [com.squareup.okhttp3:mockwebserver](https://github.com/square/okhttp) from 4.11.0 to 4.12.0.
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-4.11.0...parent-4.12.0)

---
updated-dependencies:
- dependency-name: com.squareup.okhttp3:mockwebserver
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle

@@ -34,7 +34,7 @@ dependencies {
     testImplementation ("org.apache.jclouds.driver:jclouds-slf4j:${jcloudsVersion}")
     testImplementation ('org.assertj:assertj-core:3.24.2')
     testImplementation ('ch.qos.logback:logback-core:1.4.11')
-    testImplementation ('com.squareup.okhttp3:mockwebserver:4.11.0')
+    testImplementation ('com.squareup.okhttp3:mockwebserver:4.12.0')
     testImplementation ('org.testng:testng:7.8.0')
     testImplementation ('ch.qos.logback:logback-classic:1.4.11')
 }