Gradle Deprecation Warning for ConfigureUtil

[ArvinB]

The OpenLiberty Gradle plugin is throwing a deprecation warning for the use of ConfigureUtil located here. More information on how to correct this is here.

Deprecation Warning from Gradle:

> Configure project :
The org.gradle.util.ConfigureUtil type has been deprecated. This is scheduled to be removed in Gradle 9.0. Consult the upgrading guide for further information: https://docs.gradle.org/8.9/userguide/upgrading_version_8.html#org_gradle_util_reports_deprecations
        at build_f5brw61kq6jdqi9ls2l1po8ur$_run_closure8.doCall$original(/Users/cakasky/Documents/GitHub/wca-code-explanation/build.gradle:125)
        (Run with --stacktrace to get the full stack trace of this deprecation warning.)
        at build_f5brw61kq6jdqi9ls2l1po8ur.run(/Users/cakasky/Documents/GitHub/wca-code-explanation/build.gradle:124)
        (Run with --stacktrace to get the full stack trace of this deprecation warning.)

From build.gradle

liberty {
    server {
        name = project.server.name
        deploy.apps = [war]
        configDirectory = file("src/main/liberty/config")
        mergeServerEnv = true
    }
}

Related issue:
#868