Change password - Password is not updated in SIP device when change password successful.

Steps to reproduce :

1. Login as customer
2. Go to my account
3. Click on change password
4. Fill up details and submit
5. Login as admin
6. Go to account menu > customer
7. Open customer edit
8. Click on SIP device
9. Check new password is not updated in SIP device

Expected result :

  > New password should be updated successfully.