Update unit test for new codename default length
Update unit test for new codename default length

jeann2013/securedrop,heartsucker/securedrop,ehartsuyker/securedrop,jrosco/securedrop,ageis/securedrop,pwplus/securedrop,pwplus/securedrop,micahflee/securedrop,harlo/securedrop,ageis/securedrop,ehartsuyker/securedrop,chadmiller/securedrop,GabeIsman/securedrop,conorsch/securedrop,pwplus/securedrop,jeann2013/securedrop,jaseg/securedrop,pwplus/securedrop,conorsch/securedrop,kelcecil/securedrop,jeann2013/securedrop,jaseg/securedrop,jrosco/securedrop,GabeIsman/securedrop,heartsucker/securedrop,harlo/securedrop,micahflee/securedrop,garrettr/securedrop,micahflee/securedrop,harlo/securedrop,jaseg/securedrop,kelcecil/securedrop,pwplus/securedrop,jaseg/securedrop,chadmiller/securedrop,GabeIsman/securedrop,ehartsuyker/securedrop,garrettr/securedrop,chadmiller/securedrop,chadmiller/securedrop,jrosco/securedrop,jeann2013/securedrop,conorsch/securedrop,jrosco/securedrop,harlo/securedrop,jaseg/securedrop,kelcecil/securedrop,kelcecil/securedrop,kelcecil/securedrop,kelcecil/securedrop,garrettr/securedrop,chadmiller/securedrop,GabeIsman/securedrop,heartsucker/securedrop,garrettr/securedrop,harlo/securedrop,GabeIsman/securedrop,conorsch/securedrop,conorsch/securedrop,micahflee/securedrop,chadmiller/securedrop,ageis/securedrop,jrosco/securedrop,harlo/securedrop,ehartsuyker/securedrop,ageis/securedrop,jeann2013/securedrop,pwplus/securedrop,jrosco/securedrop,jeann2013/securedrop,heartsucker/securedrop,ehartsuyker/securedrop,jaseg/securedrop,GabeIsman/securedrop,ehartsuyker/securedrop,heartsucker/securedrop