Indicate requiredness on status select on bulk user checkin+delete

[snipe]

This just adds the required selector to the status ID dropdown on bulk user checkin and delete to better indicate that the field is required. (It was a little confusing, since the submit button is unclickable until you select a status.)

[what-the-diff]

PR Summary

• Enhanced Form Validation for Status Selection
  This change requires users to select a status before continuing in the 'confirm-bulk-delete' view, improving data accuracy and integrity.