chore: add user store import to buy inbound view

Co-authored-by: aider (openai/DeepSeek-V3.2-Thinking) <aider@aider.chat>

inventory-web/src/views/stock/inbound/buy.vue

@@ -587,6 +587,7 @@ import {
 } from '@/api/inbound/buy'
 import {getLabelPreview, executePrint} from '@/api/common/print'
 import WebRtcCamera from '@/components/Camera/WebRtcCamera.vue'
+import { useUserStore } from '@/stores/user'
 
 // ------------------------------------
 // 自定义指令：v-loadmore (适配 Teleport 到 Body 的下拉框)