Modify connection management to support Active Directory authType for non-SQL DBs (#8434)

* First attempt to add Azure MFA login for PostgreSQL

* Finish merge with master

* Fix auth type default selection

* Add AzureMFAAndUser auth type for Orcas

* Fix formatting

* Update change log

* Incorporate some review comments

* Missed an occurrence of AzureResource

* Try to move all changes out of azdata.d.ts and sqlops.d.ts

* Concrete implementation of ConnectionProfile in azdata no longer has azureAccount

* Use enum names instead of numbers in config files

src/sql/platform/accounts/common/interfaces.ts

@@ -44,7 +44,8 @@ export interface IAccountManagementService {
 // Enum matching the AzureResource enum from azdata.d.ts
 export enum AzureResource {
 	ResourceManagement = 0,
-	Sql = 1
+	Sql = 1,
+	OssRdbms = 2
 }
 
 export interface IAccountStore {