test-bundle: run mathjax test for Firefox
test-bundle: run mathjax test for Firefox

aburato/plotly.js,plotly/plotly.js,etpinard/plotly.js,aburato/plotly.js,etpinard/plotly.js,etpinard/plotly.js,plotly/plotly.js,plotly/plotly.js,plotly/plotly.js