Merge pull request #49953 from sftim/20250227_fix_disqus_lookup

Fix Disqus config lookup

Author: k8s-ci-robot

layouts/blog/content.html

@@ -13,7 +13,7 @@ <h1>{{ .Title }}</h1>
 		{{ end }}
 	</header>
 	{{ .Content }}
-	{{ if (.Site.Params.DisqusShortname) }}
+	{{ if (.Site.Config.Services.Disqus.Shortname) }}
 		<br />
 		{{ partial "disqus-comment.html" . }}
 		<br />