Bump org.wiremock:wiremock in /data-prepper-plugins/s3-source

Bumps [org.wiremock:wiremock](https://github.com/wiremock/wiremock) from 3.3.1 to 3.4.2.
- [Release notes](https://github.com/wiremock/wiremock/releases)
- [Commits](wiremock/wiremock@3.3.1...3.4.2)

---
updated-dependencies:
- dependency-name: org.wiremock:wiremock
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Diff for: data-prepper-plugins/s3-source/build.gradle

@@ -31,7 +31,7 @@ dependencies {
     implementation 'dev.failsafe:failsafe:3.3.2'
     implementation 'org.apache.httpcomponents:httpcore:4.4.16'
     testImplementation libs.commons.lang3
-    testImplementation 'org.wiremock:wiremock:3.3.1'
+    testImplementation 'org.wiremock:wiremock:3.4.2'
     testImplementation 'org.eclipse.jetty:jetty-bom:11.0.20'
     testImplementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-yaml'
     testImplementation testLibs.junit.vintage