elm_entry: Convert eo docs to new format
elm_entry: Convert eo docs to new format

Summary:
Changed elm_entry.eo docs to the new format

Signed-off-by: Vivek Ellur <vivek.ellur@samsung.com>

Reviewers: cedric, q66

Reviewed By: q66

Differential Revision: https://phab.enlightenment.org/D2924

tasn/elementary,tasn/elementary,rvandegrift/elementary,tasn/elementary,tasn/elementary,rvandegrift/elementary,rvandegrift/elementary,tasn/elementary,rvandegrift/elementary