Update supported region for 2nd Gen functions. (#1402)

Now matches support regions listed on the Firebase CLI.

Fixes #1397

Author: taeold

CHANGELOG.md

@@ -0,0 +1 @@
+- Update list of supported regions for 2nd Gen Functions. (#1402)

src/v2/options.ts

@@ -45,13 +45,31 @@ export { RESET_VALUE } from "../common/options";
  * List of all regions supported by Cloud Functions v2
  */
 export type SupportedRegion =
+  | "asia-east1"
   | "asia-northeast1"
+  | "asia-northeast2"
   | "europe-north1"
   | "europe-west1"
   | "europe-west4"
   | "us-central1"
   | "us-east1"
-  | "us-west1";
+  | "us-east4"
+  | "us-west1"
+  | "asia-east2"
+  | "asia-northeast3"
+  | "asia-southeast1"
+  | "asia-southeast2"
+  | "asia-south1"
+  | "australia-southeast1"
+  | "europe-central2"
+  | "europe-west2"
+  | "europe-west3"
+  | "europe-west6"
+  | "northamerica-northeast1"
+  | "southamerica-east1"
+  | "us-west2"
+  | "us-west3"
+  | "us-west4";
 
 /**
  * List of available memory options supported by Cloud Functions.