tests: journaist invalid password is incorrect
tests: journaist invalid password is incorrect

The password is actually valid and since the endpoint always returns
to account.edit, the assert does not differentiate between success and
failure. Get rid of the test: invalid passwords are otherwise tested.

conorsch/securedrop,conorsch/securedrop,heartsucker/securedrop,garrettr/securedrop,ehartsuyker/securedrop,conorsch/securedrop,heartsucker/securedrop,ehartsuyker/securedrop,garrettr/securedrop,heartsucker/securedrop,ehartsuyker/securedrop,garrettr/securedrop,ehartsuyker/securedrop,ehartsuyker/securedrop,conorsch/securedrop,ehartsuyker/securedrop,conorsch/securedrop,heartsucker/securedrop,garrettr/securedrop,heartsucker/securedrop