PURPOSE
Before this commit when an administrator edit another user's profile it
was his own data that displayed for the changes.
This commit fixes this issue.
SPECIFICATION
Add a test in both controller route when displaying the edit view and
when submitting the changes that check if the edited user is the same
as the actual user.
LINKS
Task ID : 2222043
PR : #48262closesodoo/odoo#48575
X-original-commit: 4ab4de5b57a17002d8b14584c7d39a29e8bca357
Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>