Update sql.js
Update sql.js

Added `UNNEST` keywork.
highlightjs/highlight.js,highlightjs/highlight.js,isagalaev/highlight.js,palmin/highlight.js,MakeNowJust/highlight.js,MakeNowJust/highlight.js,highlightjs/highlight.js,palmin/highlight.js,carlokok/highlight.js,carlokok/highlight.js,palmin/highlight.js,MakeNowJust/highlight.js,highlightjs/highlight.js,isagalaev/highlight.js,carlokok/highlight.js,carlokok/highlight.js