fix: refresh qr

src/views/platform/profile/index.vue

@@ -433,6 +433,8 @@ export default {
               type: 'success',
               message: '绑定小程序成功'
             })
+            clearTimeout(this.$checkTimer)
+            this.appletOptions.qr = null
             if (this.qrType === 'appletOptions') {
               this.onCloseQr()
             }