Rename Nunjucks vars from title* to heading* - #1138

Rename Nunjucks vars from title* to heading*#1138

stephaniehobson wants to merge 2 commits into

v23/heading-classesmozilla/protocol:v23/heading-classesfrom

v23/heading-template-varsmozilla/protocol:v23/heading-template-varsCopy head branch name to clipboard