Whitespace ignored between markdown elements in select options list

### Expected Behaviour

Select options which have markdown elements should render the same in the select as they would on the page.

### Observed Behaviour

The whitespace is ignored. If you select the option then the markdown is rendered as expected in the select value.

### Reproduction Steps

Form (XML or XLSX file):

Steps:
1. Load a form with a select with a label like `Kipchunu **Dispensary**`
2. Open the select

### Screenshots or Videos

### Additional info

It's to do with the `display: flex` of the list item.

Reproduce the issue with a select option labeled `Kipchunu **Dispensary**`, then inspect the select option list and its `display: flex` styling. Confirm that whitespace between markdown elements is preserved in the open select list while the rendered select value remains correct.

Written by the indexing model from the issue text.