Add `record` support to New Groovy Type wizard

[eric-milles]

record or @groovy.transform.RecordType will be selected based on Java compliance of environment and project. Simple template outcomes:

record Pogo() {
}

import groovy.transform.RecordType

@RecordType
class Pogo {
}

Java dialog for reference:

[eric-milles]

"Which method stubs would you like to create?" is a TODO