Steps to reproduce:

1. Log in to backoffice.
2. Go to product-catalog/categories
3. Add new category.
4. Switch to 'Details' tab.

Actual result:

See attached screenshots.

Missing taxonomy entry id data on UI view (details tab).

Expected result:

Taxonomy entry id is displayed for category.

Note:
This information is important for Create Product Module in Ibexa Connect because taxonomy entry id is required if we want assign the product to specific category.