Intl.ListFormat is not supported on macOS Catalina (#12614)
Intl.ListFormat is not supported on macOS Catalina (#12614)

* Intl.ListFormat is not supported on macOS Catalina

Adding a note to clarify that Intl.ListFormat is only supported on macOS Big Sur and above.
As described here : https://github.com/Financial-Times/polyfill-library/issues/1103

* Update javascript/builtins/intl/ListFormat.json

Co-authored-by: Queen Vinyl Da.i'gyu-Kazotetsu <fa3c3b2c35dab953db0f41b36615b5269c1e82df@gmail.com>

* Apply suggestions from code review

Co-authored-by: Queen Vinyl Da.i'gyu-Kazotetsu <fa3c3b2c35dab953db0f41b36615b5269c1e82df@gmail.com>
chrisdavidmills/browser-compat-data,mdn/browser-compat-data,chrisdavidmills/browser-compat-data,mdn/browser-compat-data