before this commit, in resume we are able to put end date less than start date
which is not possible in real life.
inside form view add daterange widget to start date field so user not able to
select end date less than start date. switch the position of Display Type and
Certification or Course field to show the additional field below the Display
type when Display type is selected.
task-3397726
closesodoo/odoo#128269
Signed-off-by: Sofie Gvaladze (sgv) <sgv@odoo.com>