Component: The Rest of the PrimeVue buttons (#7649)

## Summary

Automated initial change, cleaned up manually.

Please check the screenshot changes.

Includes a11y updates to icon buttons.

Doesn't hit the buttons in Desktop.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-7649-WIP-Component-The-Rest-of-the-PrimeVue-buttons-2ce6d73d365081d68e06f200f1321267)
by [Unito](https://www.unito.io)

---------

Co-authored-by: GitHub Action <action@github.com>
Co-authored-by: github-actions <github-actions@github.com>
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

src/components/graph/selectionToolbox/ExtensionCommandButton.vue

@@ -5,17 +5,20 @@
         st(`commands.${normalizeI18nKey(command.id)}.label`, '') || undefined,
       showDelay: 1000
     }"
-    severity="secondary"
-    text
-    icon-class="w-4 h-4"
-    :icon="typeof command.icon === 'function' ? command.icon() : command.icon"
+    variant="muted-textonly"
+    :aria-label="st(`commands.${normalizeI18nKey(command.id)}.label`, '')"
     @click="() => commandStore.execute(command.id)"
-  />
+  >
+    <i
+      :class="[
+        typeof command.icon === 'function' ? command.icon() : command.icon
+      ]"
+    />
+  </Button>
 </template>
 
 <script setup lang="ts">
-import Button from 'primevue/button'
-
+import Button from '@/components/ui/button/Button.vue'
 import { st } from '@/i18n'
 import type { ComfyCommand } from '@/stores/commandStore'
 import { useCommandStore } from '@/stores/commandStore'