Created attachment 9235 migrate_goodies_url-embed.patch The attached patch updates the URLs of xfce4-embed-plugin from goodies.xfce.org to docs.xfce.org.
Kevin Bowen referenced this bugreport in commit 0acb8a79c3e408a1551b0bba8e3da4bac0fd8381 Update URLs from goodies.x.o to docs.x.o (Bug #16161) https://gitlab.xfce.org/panel-plugins/xfce4-embed-plugin/commit/0acb8a79c3e408a1551b0bba8e3da4bac0fd8381