certsplainer.js: Remove setFieldRaw()
certsplainer.js: Remove setFieldRaw()

The last bits of HTML generated by string manipulation have been removed
\o/

mozilla/tls-observatory,jasonthomas/tls-observatory,jasonthomas/tls-observatory,mozmark/tls-observatory,mozilla/tls-observatory,mozilla/TLS-Observer,mozmark/tls-observatory,jasonthomas/tls-observatory,mozilla/tls-observatory,jasonthomas/tls-observatory,mozilla/tls-observatory,mozilla/tls-observatory,jasonthomas/tls-observatory,mozmark/tls-observatory