* cleanup: remove not used properties
* feat: implement migration of website field from gogs
* feat: implement dumping and restoring website field
* feat: implement migration of website field from gitea
* feat: implement migration of homepage/website field from github
* feat: implement website properties for repository migration
Gogs migration is untested for now.
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/6474
Reviewed-by: Otto <otto@codeberg.org>
Co-authored-by: ThomasBoom89 <thomasboom89@noreply.codeberg.org>
Co-committed-by: ThomasBoom89 <thomasboom89@noreply.codeberg.org>
