Steps to reproduce the issue

Go to the /administrator/components/com_content/forms/article.xml file
Go the field state
Replace the type list to type="groupedlist"
Add group like this :

<field
			name="state"
	type="groupedlist"
			label="JSTATUS"
			class="form-select-color-state"
			default="1"
			validate="options"
			>
	<group label="GRP1">
				<option value="1">JPUBLISHED</option>
				<option value="0">JUNPUBLISHED</option>
	</group>
	<group label="GRP2">
				<option value="2">JARCHIVED</option>
				<option value="-2">JTRASHED</option>
	</group>
</field>

Result will be :

Try to save a content

Expected result

Save the content without error/warning

Actual result

warning : Champ invalide: Statut

System information (as much as possible)

joomla 4.4.6

Additional comments