(chore) add size stats when building browser
(chore) add size stats when building browser

carlokok/highlight.js,carlokok/highlight.js,highlightjs/highlight.js,isagalaev/highlight.js,carlokok/highlight.js,highlightjs/highlight.js,isagalaev/highlight.js,highlightjs/highlight.js,carlokok/highlight.js,highlightjs/highlight.js