Update `Array.prototype.at()` for Edge (#11806)
Update `Array.prototype.at()` for Edge (#11806)

`Array.prototype.at()` is supported by Microsoft Edge v92 (Verified using Microsoft Edge v92.0.902.55).
chrisdavidmills/browser-compat-data,chrisdavidmills/browser-compat-data,mdn/browser-compat-data,mdn/browser-compat-data