jlink: pre-generate lambda classes

[Mark Reinhold]

2023/6/26 12:00:29 -0400, brian.goetz at oracle.com:
> Is there any mechanical impediment to pushing to an experimental branch 
> (e.g., committer status, repo config),

The Leyden repo exists, but requires further configuration before it’s
ready for use.  I’ll look into it ...

>                                        or are you just asking about how 
> to coordinate work in progress? If the latter, creating experimental 
> branches is fair game, and clear naming and communication is really the 
> only requirement.

Agreed.

- Mark