[backport core/1.34] Add label to open subgraph button (#7289)

Backport of #7244 to `core/1.34`

Automatically created by backport workflow.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-7289-backport-core-1-34-Add-label-to-open-subgraph-button-2c46d73d365081fe8dd1e9fcb81c9c8e)
by [Unito](https://www.unito.io)

Co-authored-by: AustinMroz <austin@comfy.org>

src/renderer/extensions/vueNodes/components/NodeHeader.vue

@@ -38,7 +38,6 @@
           </IconButton>
         </div>
 
-        <div v-if="isSubgraphNode" class="icon-[comfy--workflow] size-4" />
         <div v-if="isApiNode" class="icon-[lucide--dollar-sign] size-4" />
 
         <!-- Node Title -->
@@ -76,13 +75,16 @@
           v-tooltip.top="enterSubgraphTooltipConfig"
           type="transparent"
           data-testid="subgraph-enter-button"
-          class="size-5"
+          class="ml-2 text-node-component-header h-5"
           @click.stop="handleEnterSubgraph"
           @dblclick.stop
         >
-          <i
-            class="icon-[lucide--picture-in-picture] size-5 text-node-component-header-icon"
-          ></i>
+          <div
+            class="min-w-max rounded-sm bg-node-component-surface px-1 py-0.5 text-xs flex items-center gap-1"
+          >
+            {{ $t('g.edit') }}
+            <i class="icon-[lucide--scaling] size-5"></i>
+          </div>
         </IconButton>
       </div>
     </div>