xAxis.axisTick.interval appears different between echart4 and echart3.8

[li3081934]

Version

4.2.1

Reproduction link

https://gallery.echartsjs.com/editor.html?c=xy5OQBi9fa&comment=0

Steps to reproduce

echart4 https://gallery.echartsjs.com/editor.html?c=xy5OQBi9fa&comment=0
echart3.8 https://gallery.echartsjs.com/editor.html?c=xG60Tajuaz&v=3

What is expected?

希望echart4 和 echart3.8的效果一样

What is actually happening?

echart4 的 interval 无法隐藏第二个刻度线

[echarts-bot]

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[foolzhang]

@pissang PR 11186