feat(frontend): revert Snow effect (#4006)

# Motivation

This reverts the snow / confetti effects in the hero pane.

# Changes

- Reverts PR  #3953 and PR #4009

package.json

@@ -72,7 +72,6 @@
 		"buffer": "^6.0.3",
 		"ethers": "^5.7.0",
 		"idb-keyval": "^6.2.1",
-		"svelte-confetti": "^1.4.0",
 		"zod": "^3.23.8"
 	},
 	"devDependencies": {

src/frontend/src/lib/components/hero/HeroContent.svelte

@@ -13,7 +13,6 @@
 	import ContextMenu from '$lib/components/hero/ContextMenu.svelte';
 	import TokenLogo from '$lib/components/tokens/TokenLogo.svelte';
 	import SkeletonLogo from '$lib/components/ui/SkeletonLogo.svelte';
-	import SnowBackground from '$lib/components/ui/SnowBackground.svelte';
 	import { SLIDE_PARAMS } from '$lib/constants/transition.constants';
 	import {
 		balance,
@@ -67,8 +66,6 @@
 	class:via-united-nations-blue={$networkEthereum}
 	class:to-bright-lilac={$networkEthereum}
 >
-	<SnowBackground />
-
 	{#if isTransactionsPage}
 		<div in:slide={SLIDE_PARAMS} class="flex w-full flex-col gap-6">
 			<div class="grid w-full grid-cols-[1fr_auto_1fr] flex-row items-center justify-between">