Before this commit the button to add documents from an URL is labeled "Add Document" which is confusing given it is displayed besides an "Upload Document" button. This commit renames the "Add Document" button into "Add URL" to make its purpose more obvious. task-3493618 closes odoo/odoo#149406 X-original-commit: 860cbe0fcddc7b7a6f1ca383161ab439ba68fd72 Signed-off-by: Romain Derie (rde) <rde@odoo.com> Signed-off-by: Benoit Socias (bso) <bso@odoo.com>