message: feat(label): move position type to echarts
diff: import Path, { PathProps } from '../Path';
  import * as roundSectorHelper from '../helper/roundSector';
  -import {BuiltinTextPosition} from '../../core/types';
  -
  -type SectorTextPosition = BuiltinTextPosition
  - | 'start' | 'end'
  - | 'startTop' | 'insideStartTop' | 'insideStart' | 'insideStartBottom' | 'startBottom'
  - | 'middleTop' | 'insideMiddleTop' | 'middle' | 'insideMiddleBottom' | 'middleBottom'
  - | 'endTop' | 'insideEndTop' | 'insideEnd' | 'insideEndBottom' | 'endBottom';
  export class SectorShape {
  cx = 0
  