Adding Assessment Telemetry in SQL Migration (#15935)

* Adding telemetry for assessment

* Removing dms loading fix

* Fixing PR

* removing collection of account id

* moving database warning count to the server assessment event

* Removing individual warning and issue events

* Adding aggregates for database issues and warnings

* removing extra line

* Adding other telemetry events in sql migration

* Fixed changes made in the PR

* Fixing attribute names

* Consolidating issues and errors in 1 event

* Converting dependencies to dev depenedencies

* Adding a catch for the telemetry function

* moving the non type uuid to non dev

* Made hashmap code cleaner

* Fixing cutover start time

* Fixing object creation

* Reverting back to old method.

* Modifying the date time to js objects

* Converting issues and warnings to json object

extensions/sql-migration/src/models/migrationLocalStorage.ts

@@ -67,7 +67,8 @@ export class MigrationLocalStorage {
 		azureAccount: azdata.Account,
 		subscription: azureResource.AzureResourceSubscription,
 		controller: SqlMigrationService,
-		asyncURL: string): void {
+		asyncURL: string,
+		sessionId: string): void {
 		try {
 			let migrationMementos: MigrationContext[] = this.context.globalState.get(this.mementoToken) || [];
 			migrationMementos = migrationMementos.filter(m => m.migrationContext.id !== migrationContext.id);
@@ -78,7 +79,8 @@ export class MigrationLocalStorage {
 				subscription: subscription,
 				azureAccount: azureAccount,
 				controller: controller,
-				asyncUrl: asyncURL
+				asyncUrl: asyncURL,
+				sessionId: sessionId
 			});
 			this.context.globalState.update(this.mementoToken, migrationMementos);
 		} catch (e) {
@@ -99,5 +101,6 @@ export interface MigrationContext {
 	subscription: azureResource.AzureResourceSubscription,
 	controller: SqlMigrationService,
 	asyncUrl: string,
-	asyncOperationResult?: AzureAsyncOperationResource
+	asyncOperationResult?: AzureAsyncOperationResource,
+	sessionId?: string
 }