Upgrade Shadow for Gradle 9

MSAL

Migrate literal Shadow plugin declarations to the maintained GradleUp plugin and a Gradle 9 compatible version, preserving newer versions.

org.openrewrite.gradle.migrate.plugins.UpgradeShadowPlugin

mod run . --recipe=org.openrewrite.gradle.migrate.plugins.UpgradeShadowPlugin

Install it once from Recipe actions, then run it on every repository under the current directory. New to the Moderne CLI? Set it up.