Update fullTitle to reflect ChatGPT Apps

Author: brunobuddy

packages/manifest-ui/app/blocks/[category]/[block]/layout.tsx

@@ -16,7 +16,7 @@ export async function generateMetadata({
   const categoryName = getCategoryName(category)
   const blockDescription = getBlockDescription(block, blockName)
 
-  const fullTitle = `${blockName} shadcn/ui block for ChatGPT | Manifest UI`
+  const fullTitle = `${blockName} shadcn/ui block for ChatGPT Apps | Manifest UI`
   const description = `${blockName} (${categoryName}): ${blockDescription}`
 
   // Preview image URL - generated by the preview generation workflow