Revert "Make empty GN lists for Ganesh Dawn."

This reverts commit 91b16a4fdf6ebbb59df08617886375d21041fe9c.

Reason for revert: references in Chrome were removed at https://crrev.com/c/4811476

Original change's description:
> Make empty GN lists for Ganesh Dawn.
>
> Hopefully this will get the Chrome roll moving.
>
> Bug: b/297077133
> Change-Id: I686e3a9e3e6934638faf0fa8eddc562f180f0be5
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/747596
> Commit-Queue: Michael Ludwig <michaelludwig@google.com>
> Reviewed-by: Michael Ludwig <michaelludwig@google.com>
> Commit-Queue: John Stiles <johnstiles@google.com>
> Auto-Submit: John Stiles <johnstiles@google.com>

Bug: b/297077133
Change-Id: Ifbe5d1f7b14c1a33a3f8466680445c5dcb994b03
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/747600
Commit-Queue: John Stiles <johnstiles@google.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
2 files changed