fix: show Collection title

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

@@ -78,7 +78,7 @@
 
 {{ $columns := $block.design.columns | default "2" }}
 
-{{ if $block.content.text }}
+{{ if $block.content.title }}
 <div class="flex flex-col items-center max-w-prose mx-auto gap-3 justify-center">
 
   <div class="mb-6 text-3xl font-bold text-gray-900 dark:text-white">