forgot to update the public.yml file

Author: MhcVintar

fern/versions/public.yml

@@ -157,6 +157,9 @@ navigation:
           - page: Snap-in V1 manifest
             slug: v1-manifest
             path: ../docs/pages/references/v1-manifest.mdx
+          - page: Marketplace listings
+            slug: marketplace-listings
+            path: ../docs/pages/references/marketplace-listings.mdx
           - section: Keyrings
             slug: keyrings
             contents: