fix test maintainer information
zlong was a typo, the correct user is zlang
replace yi.zhang@redhat.com by yizhan@redhat.com
yizhan@redhat.com is the primary email address, it is easier to verify if user still exists as it can be found on LDAP
zlong was a typo, the correct user is zlang
replace yi.zhang@redhat.com by yizhan@redhat.com
yizhan@redhat.com is the primary email address, it is easier to verify if user still exists as it can be found on LDAP