nz-range-picker start time is set to "now" after open end time selector

[wojtek1150]

Reproduction link

https://stackblitz.com/edit/nz-range-picker-time-error?file=src/app/app.component.ts

Steps to reproduce

• Select start date for any date (ex today), and select future time (eg. If now is 14, choose 18)
• Click OK (end time select should appear)
• Click on same date (if you chose start as today, do the same for end date)
• Start time was changed to current times (14)

What is expected?

Time should not change

What is actually happening?

Time is changed to your system time

Environment	Info
ng-zorro-antd	9.3.0
Browser	Chrome 84

[wenqi73]

Range picker will sort your input date automatically, we will optimize this in v10, also related to #5572.

[wojtek1150]

Range picker will sort your input date automatically, we will optimize this in v10, also related to #5572.

Sort is not a problem. Have a look at time, see:
https://im5.ezgif.com/tmp/ezgif-5-135495a7da58.gif

Was 16:55, after click on date has changed to 12:55