Set default throughput based on account's workload type (#2021)

* assign default throughput based on workload type

* combined common logic

* fix unit tests

* add tests

* update tests

* npm run format

* Update ci.yml

---------

Co-authored-by: Asier Isayas <aisayas@microsoft.com>

src/Contracts/DataModels.ts

@@ -6,6 +6,7 @@ export interface ArmEntity {
   location: string;
   type: string;
   kind: string;
+  tags?: Tags;
 }
 
 export interface DatabaseAccount extends ArmEntity {
@@ -663,3 +664,5 @@ export interface FeatureRegistration {
     state: string;
   };
 }
+
+export type Tags = { [key: string]: string };