fix: 修复 fui-select 组件 options 监听变化如果传入空值无法响应

src/components/FirstUI/fui-select/fui-select.vue

@@ -385,7 +385,9 @@
 						})
 					}
 					this.itemList = vals;
-				}
+				} else {
+                    this.itemList = []
+                }
 			},
 			itemClick(index) {
 				let vals = [...this.itemList]