refactor: update page title/description and enhance HomeTab card hover effects

- Changed page title from "Unleash the Power of Decentralized Networks" to "Built for Digital Sovereignty"
- Updated meta description to emphasize sovereign peer-to-peer network and user-controlled infrastructure
- Refactored HomeTab card hover effects: moved scale transform from inner div to parent Link element
- Added border-transparent with hover:border-cyan-500 to card outline divs for cleaner hover state
- Remove

src/pages/cloud/CloudHeroNew.tsx

@@ -52,7 +52,6 @@ export function CloudHeroNew() {
             </div>
           </div>
         </div>
-        
       </div>
       {/* Bottom horizontal line with spacing */}
       <div className="w-full border-b  border-gray-100" />