docs(doc-site): point baseURL at the goswagger.io custom domain

hack/doc-site/hugo/README.md

@@ -1,7 +1,7 @@
 # Hugo documentation site
 
 This directory holds the Hugo configuration that builds
-<https://go-openapi.github.io/examples/>.
+<https://goswagger.io/examples/>.
 
 ## Layout
 
@@ -59,4 +59,4 @@ GitHub Actions workflow `.github/workflows/update-doc.yml`:
 - Builds on every push to `master` and on tags `v*` that touch `docs/**`,
   `hack/doc-site/**`, or the workflow itself
 - Publishes the rendered site to GitHub Pages
-  (<https://go-swagger.github.io/examples/>)
+  (<https://goswagger.io/examples/>)

hack/doc-site/hugo/hugo.yaml

@@ -1,4 +1,4 @@
-baseURL: https://go-swagger.github.io/examples/
+baseURL: https://goswagger.io/examples/
 title: go-swagger examples
 theme: hugo-relearn
 languageCode: en-us
@@ -130,7 +130,7 @@ params:
   ordersectionsby: 'weight'
   # Proposal for enhancement: configure versions
   #versions:
-  #- baseURL: https://go-swagger.github.io/examples/
+  #- baseURL: https://goswagger.io/examples/
   #  identifier: v2.1.0
   #  isLatest: true
   #version: 'v2.1.0'