fix: hide Y Combinator and Product Hunt badges from public view

Added 'hidden' CSS class to the badges container - code is preserved
but not visible to users. Can be re-enabled by removing the class.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: yethikrishna

web/src/components/ui/landing/testimonials-section.tsx

@@ -134,7 +134,8 @@ export function TestimonialsSection() {
         </div>
       </div>
 
-      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 mt-8">
+      {/* YC and Product Hunt badges - hidden from public view */}
+      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 mt-8 hidden">
         <div className="flex flex-col md:flex-row items-center justify-center md:space-x-12 space-y-8 md:space-y-0">
           <div className="flex flex-col items-center">
             <p className={SECTION_THEMES.testimonials.textColor}>Backed by</p>