igxGrid - Column's width='auto' setting is not respected for Multi-Column headers

[mkamiishi]

Description

IgxGrid column’s width=’auto’ setting(https://www.infragistics.com/products/ignite-ui-angular/angular/components/grid/column-resizing#auto-size-columns-on-initialization) does not work for grouped columns.

• igniteui-angular version: 18.0.3
• browser: Chrome

Steps to reproduce

Run the sample.

Result

Columns are not auto-sized.

Expected result

Columns are auto-sized based on the cell content.

Attachments

igTest.zip