Qualtrics: Revert new partial usage

Author: lamATnginx

layouts/_default/single.html

@@ -38,8 +38,7 @@ <h1>{{ .Title }}</h1>
         {{ end }}
 
         {{ partial "version-list" . }}
-        {{ $qualtricsEnabled := partial "get-feature-flags.html" (dict "featureName" "disable_qualtrics" "Site" .Site) }}
-        {{ if $qualtricsEnabled }} 
+        {{ if .Site.Params.enable_qualtrics }} 
           {{ partial "qualtrics-feedback.html" }}
         {{ end }}
     </article>