style(create-order): 样式优化：产品列表滚动

src/views/create-order/components/product-info-submodule/SelectProductCard.vue

@@ -265,13 +265,14 @@ export default {
       }
       this.$emit('change', changeEmit)
     },
-    firstTypeChange() {},
   }
 }
 </script>
 
 <style lang="scss" scoped>
 .select-list-container {
+  max-height: 400px;
+  overflow: auto;
   .product-button {
     padding: 2px 8px;
     margin-bottom: 6px;