If it is showing there is a Workflow Update on the Password Server Dashboard but no workflows acutally need to be updated follow the process below.
Backup Password Server Database.
Open SQL Management Studio on the AuthAnvil Database Server
Expand AuthAnvil Password Server Databse
Look for dbo.TaskTable
There should be a Row with the "Category" Field set to a value of 12.
Delete this row.
See if issue is resolved.