Future: Re-add forests raster layer

[amedenblik]

When the forests raster layer is ready for publication, add the forests fcpg_parameter to config.json.

Kitty is point of contact for the forests raster layer publication.

Opposite of issue #183 / PR #184

[amedenblik]

Ready to publish: https://www.sciencebase.gov/catalog/item/60e5a8e7d34e2a7685cf3f33