Revert "PP-14951 upgrade passport with express-sessions"#2004

hjvoid merged 1 commit intomasteralphagov/pay-toolbox:masterfrom

revert-2003-PP-14951_upgrade_passport_with_express_sessionalphagov/pay-toolbox:revert-2003-PP-14951_upgrade_passport_with_express_sessionCopy head branch name to clipboard