fix: display cow token logo in header

apps/cowswap-frontend/vite.config.ts

@@ -105,6 +105,7 @@ export default defineConfig(({ mode }) => {
     },
 
     build: {
+      assetsInlineLimit: 0, // prevent inlining assets
       // sourcemap: true, // disabled for now, as this is causing vercel builds to fail
       rollupOptions: {
         output: {