fieldDescription is not working for cifproductfield in multifield in Product Carousel core component

### Expected Behaviour
Field description should show for cifproductfield item in multifield

### Actual Behaviour
Field description is not showing for multifield item

### Reproduce Scenario (including but not limited to)

#### Steps to Reproduce
1. Use product Carousel core component
2. Navigate to /apps/core/cif/components/commerce/productcarousel/v1/productcarousel/cq:dialog/content/items/column/items/productsConfig/items/products/field and try to add fieldDescription property to this field
3. Field description is not visible on component dialog
4. Note - It is working when we will try to add fieldDescription outside multifield

#### Platform and Version
AEMaaCS SDK

#### Sample Code that illustrates the problem

#### Logs taken while reproducing problem

Start at /apps/core/cif/components/commerce/productcarousel/v1/productcarousel/cq:dialog/content/items/column/items/productsConfig/items/products/field and compare its multifield configuration with a field outside the multifield where fieldDescription works. Verify the property is rendered in the product Carousel component dialog, matching the expected behavior.

Written by the indexing model from the issue text.