Fix app name phrasing and refresh blog seed dates

resources/js/layouts/mainWebsite.tsx

@@ -185,7 +185,7 @@ const MarketingLayout: React.FC<MarketingLayoutProps> = ({ children, title }) =>
               className="flex items-center gap-3 text-gray-900 dark:text-gray-50"
               onClick={() => setMobileMenuOpen(false)}
             >
-              <img src="/logo-transparent-md.png" alt="Fotospiel App Logo" className="h-10 w-auto" />
+              <img src="/logo-transparent-md.png" alt="Logo der Fotospiel App" className="h-10 w-auto" />
               <span className="font-display text-2xl font-semibold tracking-tight text-pink-500 sm:text-3xl">
                 Die Fotospiel App
               </span>