Move the deferred template call to baseof.html (#785)

Author: Simran-B

site/themes/arangodb-docs-theme/layouts/_default/baseof.html

@@ -27,3 +27,9 @@
     {{ if $isProduction }}{{ partialCached "tracking/body-end.html" . }}{{ end -}}
   </body>
 </html>
+{{- /* Trigger validation at the end of the build once */ -}}
+{{ if .IsHome -}}
+  {{ with templates.Defer -}}
+    {{ partial "openapi-validate.html" (dict "key" "global") -}}
+  {{ end -}}
+{{ end -}}

site/themes/arangodb-docs-theme/layouts/_default/home.html

@@ -10,8 +10,4 @@ <h1>{{ .Title | markdownify }}</h1>
       {{ .Content | safeHTML }}
     </article>
   {{- end -}}
-  {{/* Trigger validation at the end of the build (kind "home" is called once) */ -}}
-  {{ with templates.Defer -}}
-    {{ partial "openapi-validate.html" -}}
-  {{ end -}}
 {{ end -}}