Do not polyfill fetch for supporting browsers
Do not polyfill fetch for supporting browsers

As per https://developer.mozilla.org/en-US/docs/Web/API/GlobalFetch/fetch#Browser_compatibility these browsers now support the fetch API.
jonathan-fielding/polyfill-service,kdzwinel/polyfill-service,mcshaz/polyfill-service,jonathan-fielding/polyfill-service,jonathan-fielding/polyfill-service,mcshaz/polyfill-service,kdzwinel/polyfill-service,mcshaz/polyfill-service,kdzwinel/polyfill-service,JakeChampion/polyfill-service,JakeChampion/polyfill-service