Update deploy-docs.yml

Author: xhofe

.github/workflows/deploy-docs.yml

@@ -49,5 +49,5 @@ jobs:
           external_repository: alist-org/alist-org.github.io
           publish_branch: main
           publish_dir: docs/.vuepress/dist
-          # cname: alist.nn.ci
+          cname: alist.nn.ci