Fix formatting specifiers for time.Duration log message (#1341)
Fix formatting specifiers for time.Duration log message (#1341)


pphaneuf/certificate-transparency,phad/certificate-transparency,google/certificate-transparency,lexibrent/certificate-transparency,google/certificate-transparency,lexibrent/certificate-transparency,pphaneuf/certificate-transparency,phad/certificate-transparency,google/certificate-transparency,RJPercival/certificate-transparency,phad/certificate-transparency,RJPercival/certificate-transparency,grandamp/certificate-transparency,grandamp/certificate-transparency,lexibrent/certificate-transparency,lexibrent/certificate-transparency,RJPercival/certificate-transparency,pphaneuf/certificate-transparency,pphaneuf/certificate-transparency,grandamp/certificate-transparency,grandamp/certificate-transparency,phad/certificate-transparency,RJPercival/certificate-transparency,google/certificate-transparency