Set `enableCors` debug feature when emulating CF3 functions. (#4528)
Set `enableCors` debug feature when emulating CF3 functions. (#4528)

Accompanies https://github.com/firebase/firebase-functions/pull/1099.

With this change, users using the supported version of the Firebase Functions SDK will be able to bypass existing/default cors settings to call the emulated HTTP/callable v2 functions.
firebase/firebase-tools,firebase/firebase-tools,firebase/firebase-tools,firebase/firebase-tools,firebase/firebase-tools