fix(examples): remove malformed icon from connect prompt

Remove unnecessary SVG icon from the wallet connection prompt to create a
cleaner, text-only interface. The icon was not adding value and didn't look
right anyway.

Author: drichar

examples/react-css-only/src/App.css

@@ -134,10 +134,6 @@ body {
   margin-bottom: 2rem;
 }
 
-.connect-icon {
-  margin-bottom: 1rem;
-}
-
 .connect-svg {
   width: 3rem;
   height: 3rem;

examples/react-css-only/src/components/WalletInfo.tsx

@@ -10,11 +10,6 @@ export function WalletInfo() {
   if (!activeAddress) {
     return (
       <div className="connect-prompt">
-        <div className="connect-icon">
-          <svg viewBox="0 0 24 24" className="connect-svg">
-            <path d="M12 15v2m0 0v3m0-3h3m-3 0h-3m-2-5a4 4 0 11-8 0 4 4 0 018 0zM3 20a6 6 0 0112 0v1H3v-1z" />
-          </svg>
-        </div>
         <h3 className="connect-title">Connect Your Wallet</h3>
         <p className="connect-description">
           Connect your Algorand wallet to view your NFD profile and balance

examples/react/src/components/WalletInfo.tsx

@@ -10,21 +10,6 @@ export function WalletInfo() {
   if (!activeAddress) {
     return (
       <div className="text-center p-8 bg-gray-50 dark:bg-gray-800/50 rounded-xl border border-gray-100 dark:border-gray-700">
-        <div className="mb-4">
-          <svg
-            className="w-12 h-12 mx-auto text-gray-400"
-            fill="none"
-            stroke="currentColor"
-            viewBox="0 0 24 24"
-          >
-            <path
-              strokeLinecap="round"
-              strokeLinejoin="round"
-              strokeWidth="2"
-              d="M12 15v2m0 0v3m0-3h3m-3 0h-3m-2-5a4 4 0 11-8 0 4 4 0 018 0zM3 20a6 6 0 0112 0v1H3v-1z"
-            />
-          </svg>
-        </div>
         <h3 className="text-lg font-medium text-gray-900 dark:text-white mb-2">
           Connect Your Wallet
         </h3>