I belive you are requesting information about SharePoint 2010 workflow retirement.
I checked the Microsoft Published Article on the workflow retirement: https://support.microsoft.com/en-gb/office/sharepoint-2010-workflow-retirement-1ca3fff8-9985-410a-85aa-8120f626965f
As per this its applicable the SharePoint 2010 workflow retirement is on the Microsoft 365 however for on premises Microsoft are continuing the support until 2026 in SharePoint 2016.
SharePoint Server support for SharePoint 2010 and SharePoint 2013 workflows
SharePoint 2010 and SharePoint 2013 based workflows will continue to be supported with no modification in our previous support posture and continue to be supported for on-premises SharePoint 2016 and SharePoint 2019 platforms until 2026
Please let me know if this helps for your query.