Style: Standardize icon use Part 1 (#5947)

## Summary

Remove the mix of class based and component style icons in favor of just
[classes](https://iconify.design/docs/usage/css/tailwind/tailwind4/#basic-usage).

## Changes

- **What**: Migrate existing lucide icons

## Review Focus

What differs between the icons before and now?

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-5947-Style-Standardize-icon-use-Part-1-2846d73d365081bfa66ceb6bdaa9ff02)
by [Unito](https://www.unito.io)

---------

Co-authored-by: github-actions <github-actions@github.com>

src/components/graph/selectionToolbox/MenuOptionItem.vue

@@ -14,10 +14,10 @@
     <span v-if="option.shortcut" class="text-xs opacity-60">
       {{ option.shortcut }}
     </span>
-    <i-lucide:chevron-right
+    <i
       v-if="option.hasSubmenu"
       :size="14"
-      class="opacity-60"
+      class="icon-[lucide--chevron-right] opacity-60"
     />
     <Badge
       v-if="option.badge"