Adds 2FA for TTY steps to the docs for testing an install
Adds 2FA for TTY steps to the docs for testing an install

garrettr/securedrop,heartsucker/securedrop,conorsch/securedrop,ageis/securedrop,heartsucker/securedrop,garrettr/securedrop,ehartsuyker/securedrop,micahflee/securedrop,micahflee/securedrop,ehartsuyker/securedrop,micahflee/securedrop,ehartsuyker/securedrop,garrettr/securedrop,conorsch/securedrop,ehartsuyker/securedrop,ageis/securedrop,ehartsuyker/securedrop,heartsucker/securedrop,ageis/securedrop,heartsucker/securedrop,micahflee/securedrop,conorsch/securedrop,heartsucker/securedrop,garrettr/securedrop,conorsch/securedrop,conorsch/securedrop,ehartsuyker/securedrop,ageis/securedrop