Currently, if a customer wants to edit his/her information from the Portal access, they cannot modify the information linked to EC. This commit aims to support Ecuadorian companies needed information when editing the portal contact information: - added "Identification Type" field - renamed "VAT" to "Identification Number" - make those 2 fields required closes odoo/odoo#142730 Task-id: 3620196 Signed-off-by: Josse Colpaert <jco@odoo.com>