VictoryAxis:Fix Label Overlap

{
  "stack": "<stack trace above>",
  "name": "Error",
  "message": "Evaluation failed: TypeError: Cannot read property 'length' of undefined\n    at https://5b4acf7c54c0490024d5980b-wdfqavzwcc.chromatic.com/main.4b3d9490570e1e59eeca.bundle.js:1:265042\n    at Array.map ()\n    at https://5b4acf7c54c0490024d5980b-wdfqavzwcc.chromatic.com/main.4b3d9490570e1e59eeca.bundle.js:1:264986\n    at Array.map ()\n    at _approximateTextWidthInternal (https://5b4acf7c54c0490024d5980b-wdfqavzwcc.chromatic.com/main.4b3d9490570e1e59eeca.bundle.js:1:264557)\n    at Object.approximateTextSize (https://5b4acf7c54c0490024d5980b-wdfqavzwcc.chromatic.com/main.4b3d9490570e1e59eeca.bundle.js:1:265730)\n    at https://5b4acf7c54c0490024d5980b-wdfqavzwcc.chromatic.com/main.4b3d9490570e1e59eeca.bundle.js:1:176271\n    at Array.reduce ()\n    at addEvents.fixLabelOverlap (https://5b4acf7c54c0490024d5980b-wdfqavzwcc.chromatic.com/main.4b3d9490570e1e59eeca.bundle.js:1:176022)\n    at addEvents.render (https://5b4acf7c54c0490024d5980b-wdfqavzwcc.chromatic.com/main.4b3d9490570e1e59eeca.bundle.js:1:177475)"
}