feat: add support for Hugo v0.134+ breaking changes

Tested with Hugo v0.135.0

Addresses `.Summary` breaking changes in Hugo v0.134: https://github.com/gohugoio/hugo/releases/tag/v0.134.0

modules/blox-seo/layouts/partials/seo_tags.html

@@ -36,7 +36,7 @@
 {{ else }}
   {{ $desc = $superuser_role }}
 {{ end }}
-<meta name="description" content="{{ $desc }}" />
+<meta name="description" content="{{ $desc | plainify }}" />
 
 {{/* Get all URL variations for the page. */}}
 {{ range .Translations }}

modules/blox-tailwind/layouts/partials/site_head.html

@@ -38,7 +38,7 @@
   {{ else }}
     {{ $desc = $superuser_role }}
   {{ end }}
-  <meta name="description" content="{{ $desc }}" />
+  <meta name="description" content="{{ $desc | plainify }}" />
 
   {{ range .Translations }}
     <link rel="alternate" hreflang="{{ .Lang }}" href="{{ .Permalink }}" />