feat: v3 style of node body (#5169)

* feat: v3 style of node body

* Update src/renderer/extensions/vueNodes/components/LGraphNode.vue

* fix: review's issues

* fix: review's issue

src/utils/tailwindUtil.ts

@@ -0,0 +1,6 @@
+import clsx, { type ClassArray } from 'clsx'
+import { twMerge } from 'tailwind-merge'
+
+export function cn(...inputs: ClassArray) {
+  return twMerge(clsx(inputs))
+}