fix: Replace EChartsOption/EChartsInstance type (#586)

Author: xyz-26

__tests__/charts/simple-spec.tsx

@@ -1,8 +1,9 @@
 import React from 'react';
 import ReactECharts from '../../src/';
+import type { EChartsOption } from '../../src/';
 import { render, destroy, createDiv, removeDom } from '../utils';
 
-const options = {
+const options: EChartsOption = {
   xAxis: {
     type: 'category',
     data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],

src/types.ts

@@ -1,8 +1,9 @@
 import { CSSProperties } from 'react';
+import type { EChartsOption, EChartsType } from 'echarts';
 
-export type EChartsOption = any;
+export type { EChartsOption };
 
-export type EChartsInstance = any;
+export type EChartsInstance = EChartsType;
 
 export type Opts = {
   readonly devicePixelRatio?: number;