Merge branch 'renew-certs' into vanilla-nginx

t/certs/0.cert.pem

t/certs/0.eec.cert.pem

t/certs/0.key.pem

t/certs/0.pem

t/certs/1.cert.pem

t/certs/1.key.pem

t/certs/1.pem

t/certs/2.cert.pem

t/certs/2.key.pem

t/certs/2.pem

t/certs/3.cert.pem

t/certs/3.key.pem

t/certs/3.pem

t/certs/4.cert.pem

t/certs/4.key.pem

t/certs/4.pem

t/certs/5.cert.pem

t/certs/5.key.pem

t/certs/5.pem

t/certs/6.cert.pem