Bump assertj-core in /data-prepper-plugins/otel-trace-raw-prepper (op…

…ensearch-project#1440)

Bumps [assertj-core](https://github.com/assertj/assertj-core) from 3.22.0 to 3.23.1.
- [Release notes](https://github.com/assertj/assertj-core/releases)
- [Commits](assertj/assertj@assertj-core-3.22.0...assertj-core-3.23.1)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Signed-off-by: Finn Roblin <[email protected]>

data-prepper-plugins/otel-trace-raw-prepper/build.gradle

@@ -19,7 +19,7 @@ dependencies {
     implementation 'com.fasterxml.jackson.core:jackson-databind'
     implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-yaml'
     implementation 'com.google.guava:guava:31.1-jre'
-    testImplementation 'org.assertj:assertj-core:3.22.0'
+    testImplementation 'org.assertj:assertj-core:3.23.1'
     testImplementation "org.mockito:mockito-inline:${versionMap.mockito}"
 }