Open enrollment dashboard - column sequencing - OE start date and end date is getting editable after changing sequence

Browser Name: Chrome, IE.11
Test Environment Name: LB
User details : verified with SA

Steps to repro :-
1.Login to workterra.
2.Click on Import/Export
3.Click on OE dashboard.
4.Click on Column sequencing
5.Change sequence of OE start date and OE end date.

Actual result :- OE start date and end date is getting editable after changing sequence

Attached Screenshot :-
Before Sequence change

After Sequence change

Expected Result :- OE start date and end date should not get editable after changing sequence

CC-Aniruddha DevHrishikesh DeshpandeRakesh RoyGaurav SodaniVinayak Kulkarni