treemap regression since 1.58.0

[nicolaskruchten]

This code used to work: https://codepen.io/nicolaskruchten/pen/GRjqVWG

[nicolaskruchten]

Uncaught TypeError: Cannot read property 'root' of undefined
    at s (plotly-latest.min.js:61)
    at c.each (plotly-latest.min.js:20)
    at Object.r._runCrossTraceCalc (plotly-latest.min.js:61)
    at Array.r.crossTraceCalc (plotly-latest.min.js:61)
    at O (plotly-latest.min.js:61)
    at Object.x.doCalcdata (plotly-latest.min.js:61)
    at Object.r.plot (plotly-latest.min.js:61)
    at Object.r.newPlot (plotly-latest.min.js:61)
    at pen.js:2

[archmoj]

The side effect of #5232.