**Bug Title:** Register can not unassign other users from record **Steps to produce:** 1. Log in as registrar 2. Try to unassign other user from any record **Actual Result:** Unable to unassign other users as unassign action is missing **Expected Result:** Registrar should be able to unassign other users and assign himself to any record. **Screen recording:** https://github.com/user-attachments/assets/e5fe539e-aea8-4d8f-b83f-39a91e9f0259 **Tested on:** https://login.somalia.opencrvs.dev/?lang=en&redirectTo=/v2 Compared to https://login.somalia.opencrvs.dev/