message: fix(svg): rendering circle bug due to svg arc
  fix and close ecomfe/echarts#7373
diff: @@ -159,7 +159,7 @@ function pathDataToString(path) {
  var clockwise = data[i++];
  var dThetaPositive = Math.abs(dTheta);
  - var isCircle = isAroundZero(dThetaPositive % PI2)
  + var isCircle = isAroundZero(dThetaPositive - PI2)
  && !isAroundZero(dThetaPositive);
  var large = false;
  