style: Update share icon to be a send icon instead (#9667)

## Summary

It's a plane!

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-9667-style-Update-share-icon-to-be-a-send-icon-instead-31e6d73d365081919013ea1521d26f2c)
by [Unito](https://www.unito.io)

src/components/TopMenuSection.vue

@@ -61,7 +61,7 @@
               @click="() => openShareDialog().catch(toastErrorHandler)"
               @pointerenter="prefetchShareDialog"
             >
-              <i class="icon-[lucide--share-2] size-4" />
+              <i class="icon-[comfy--send] size-4" />
               <span class="not-md:hidden">
                 {{ t('actionbar.share') }}
               </span>