[backport cloud/1.41] style: Update share icon to be a send icon instead (#9668)

Backport of #9667 to `cloud/1.41`

Automatically created by backport workflow.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-9668-backport-cloud-1-41-style-Update-share-icon-to-be-a-send-icon-instead-31e6d73d365081edad8ef5df7d3ce8be)
by [Unito](https://www.unito.io)

Co-authored-by: Alexander Brown <drjkl@comfy.org>

src/components/TopMenuSection.vue

@@ -70,7 +70,7 @@
               @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>