igxDatePicker - Formatting does not work in dialog mode

[furugen]

Description

Formatting does not work in dialog mode.

• igniteui-angular version:
  11.1.1

• browser:
  Google Chorome

Steps to reproduce

1. Run the following sample.
   https://stackblitz.com/edit/github-2vjjhf?file=src/app/datepicker-sample-3/datepicker-sample-3.component.html
   

Result

Formatting does not work

Expected result

Formatting does work

Attachments

https://stackblitz.com/edit/github-2vjjhf?file=src/app/datepicker-sample-3/datepicker-sample-3.component.html