demo: bump Hugo v for Netlify

layouts/partials/site_footer.html

@@ -19,9 +19,10 @@
   {{ partial "site_footer_license" . }}
 
   <p class="powered-by">
-    Powered by the
-    <a href="https://sourcethemes.com/academic/" target="_blank" rel="noopener">Academic theme</a> for
-    <a href="https://gohugo.io" target="_blank" rel="noopener">Hugo</a>.
+    {{ if not site.Params.i_am_a_sponsor }}
+    Published with
+    <a href="https://sourcethemes.com/academic/" target="_blank" rel="noopener">Academic Website Builder</a>
+    {{ end }}
 
     {{ if not (in (slice "book" "docs" "updates") .Type) }}
     <span class="float-right" aria-hidden="true">

netlify.toml

@@ -5,7 +5,7 @@
 
 [build.environment]
   HUGO_THEME = "repo"
-  HUGO_VERSION = "0.72.0"
+  HUGO_VERSION = "0.74.3"
   HUGO_ENABLEGITINFO = "true"
 
 [context.production.environment]