qa: fix NSSDB QAs (update certificate directory)
qa: fix NSSDB QAs (update certificate directory)

because of 5890d31f0e07b03bd8a3c602be31f339269b14a5

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp