Remove json4s imports

Proprietary

Removes imports of the json4s library (org.json4s.*). json4s has known performance and maintenance concerns and should be replaced with a modern Scala JSON library such as circe or zio-json. Removing the imports causes the compiler to highlight all usage sites that need updating.

org.openrewrite.scala.migrate.json.MigrateJson4s
mod run . --recipe=org.openrewrite.scala.migrate.json.MigrateJson4s

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