Update mkdocs.yml

Author: wdhdev

src/mkdocs.yml

@@ -1,5 +1,5 @@
 site_name: is-a.dev Docs
-site_url: https://www.is-a.dev/docs/
+site_url: https://docs.is-a.dev/
 repo_url: https://github.com/is-a-dev/docs
 edit_uri: blob/main/src/docs
 site_description: Documentation for is-a.dev