chore: update version and readme

Author: Justineo

README.md

@@ -378,6 +378,8 @@ See more examples [here](https://github.com/ecomfe/vue-echarts/tree/main/src/dem
 
   ECharts' universal interface. Modifying this prop will trigger ECharts' `setOption` method. Read more [here →](https://echarts.apache.org/en/option.html)
 
+  > 💡 When `update-options` is not specified, `notMerge: false` will be specified by default when the `setOption` method is called if the `option` object is modified directly and the reference remains unchanged; otherwise, if a new reference is bound to `option`, ` notMerge: true` will be specified.
+
 - `update-options: object`
 
   Options for updating chart option. See `echartsInstance.setOption`'s `opts` parameter [here →](https://echarts.apache.org/en/api.html#echartsInstance.setOption)

README.zh-Hans.md

@@ -368,6 +368,8 @@ Vue.component("v-chart", VueECharts);
 
   ECharts 的万能接口。修改这个 prop 会触发 ECharts 实例的 `setOption` 方法。查看[详情 →](https://echarts.apache.org/zh/option.html)
 
+  > 💡 在没有指定 `update-options` 时，如果直接修改 `option` 对象而引用保持不变，`setOption` 方法调用时将默认指定 `notMerge: false`；否则，如果为 `option` 绑定一个新的引用，将指定 `notMerge: true`。
+
 - `update-options: object`
 
   图表更新的配置项。请参考 `echartsInstance.setOption` 的 `opts` 参数。[前往 →](https://echarts.apache.org/zh/api.html#echartsInstance.setOption)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-echarts",
-  "version": "6.0.1",
+  "version": "6.0.2",
   "description": "Vue.js component for Apache ECharts.",
   "author": "GU Yiling <[email protected]>",
   "scripts": {