Add note from "Geolocation API" (#2680)
Add note from "Geolocation API" (#2680)

This commit moves the notes about Firefox at https://developer.mozilla.org/en-US/docs/Web/API/Geolocation_API into the note section.


chrisdavidmills/browser-compat-data,mdn/browser-compat-data,mdn/browser-compat-data,teoli2003/browser-compat-data,chrisdavidmills/browser-compat-data