Bump com.squareup.okhttp3:okhttp from 5.1.0 to 5.3.0 in /service

Bumps [com.squareup.okhttp3:okhttp](https://github.com/square/okhttp) from 5.1.0 to 5.3.0.
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-5.1.0...parent-5.3.0)

---
updated-dependencies:
- dependency-name: com.squareup.okhttp3:okhttp
  dependency-version: 5.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

service/build.gradle

@@ -82,8 +82,8 @@ dependencies {
 	testImplementation 'org.testcontainers:junit-jupiter:1.21.3'
 	testImplementation 'org.awaitility:awaitility:4.3.0'
 	testImplementation 'org.wiremock:wiremock-standalone:3.13.1'
-	testImplementation 'com.squareup.okhttp3:okhttp:5.1.0'
-	testImplementation 'com.squareup.okhttp3:mockwebserver3:5.1.0'
+	testImplementation 'com.squareup.okhttp3:okhttp:5.3.0'
+	testImplementation 'com.squareup.okhttp3:mockwebserver3:5.3.0'
 	testImplementation 'com.adobe.testing:s3mock-testcontainers:4.7.0'
 
     spotbugs 'com.github.spotbugs:spotbugs:4.9.8'