fix: resolve Amoy Polygon logo "missing src property" error (#680)

Co-authored-by: martines3000 <domajnko.martin@gmail.com>

Author: pegi4

packages/dapp/src/app/[locale]/app/layout.tsx

@@ -1,5 +1,3 @@
-import clsx from 'clsx';
-
 import AppBottomBar from '@/components/AppBottomBar';
 import AppNavbar from '@/components/AppNavbar';
 import { SignInModal } from '@/components/SignInModal';

packages/dapp/src/components/Banner/index.tsx

@@ -1,5 +1,3 @@
-import { Link } from '@nextui-org/react';
-
 export default function Banner() {
   return (
     <div className="bg-pink-200 text-center dark:bg-navy-blue-800">

packages/dapp/src/components/NetworkDropDownMenu/index.tsx

@@ -120,7 +120,10 @@ export default function NetworkDropDownMenu({
         <div className="flex items-center justify-center">
           {selected && (
             <Image
-              src={items.find((item) => item.name === selected)?.logo ?? ''}
+              src={
+                items.find((item) => item.name === selected)?.logo ??
+                '/images/ethereum_logo.svg'
+              }
               alt={selected}
               style={{
                 width: '100%',