Fix keyring in system test.
Fix keyring in system test.

seaninspace/aptly,aptly-dev/aptly,neolynx/aptly,ceocoder/aptly,smira/aptly,seaninspace/aptly,bankonme/aptly,bsundsrud/aptly,bsundsrud/aptly,sobczyk/aptly,vincentbernat/aptly,jola5/aptly,smira/aptly,jola5/aptly,vincentbernat/aptly,scalp42/aptly,aptly-dev/aptly,gearmover/aptly,adfinis-forks/aptly,ceocoder/aptly,ceocoder/aptly,gearmover/aptly,bsundsrud/aptly,gdbdzgd/aptly,neolynx/aptly,sobczyk/aptly,adfinis-forks/aptly,scalp42/aptly,adfinis-forks/aptly,aptly-dev/aptly,vincentbernat/aptly,seaninspace/aptly,sobczyk/aptly,smira/aptly,gdbdzgd/aptly,gearmover/aptly,jola5/aptly,scalp42/aptly,gdbdzgd/aptly,bankonme/aptly,bankonme/aptly,neolynx/aptly