Adding Integration Runtime Page to Migration extension wizard (#14020)

* - Fixed GetMigrationController
- Added createMigrationController and getControllerAuthKeys API in azure core.
- Added typings for Migration Controller
- Fixed database backup page validation logic
- Added IR page with create controller

* Fixing all the comments from the PR

* Fixed typings

extensions/sql-migration/src/wizard/wizardController.ts

@@ -13,6 +13,7 @@ import { SKURecommendationPage } from './skuRecommendationPage';
 // import { SubscriptionSelectionPage } from './subscriptionSelectionPage';
 import { DatabaseBackupPage } from './databaseBackupPage';
 import { AccountsSelectionPage } from './accountsSelectionPage';
+import { IntergrationRuntimePage } from './integrationRuntimePage';
 
 export class WizardController {
 	constructor(private readonly extensionContext: vscode.ExtensionContext) {
@@ -38,12 +39,16 @@ export class WizardController {
 		// const subscriptionSelectionPage = new SubscriptionSelectionPage(wizard, stateModel);
 		const azureAccountsPage = new AccountsSelectionPage(wizard, stateModel);
 		const databaseBackupPage = new DatabaseBackupPage(wizard, stateModel);
+		const integrationRuntimePage = new IntergrationRuntimePage(wizard, stateModel);
+
 		const pages: MigrationWizardPage[] = [
 			// subscriptionSelectionPage,
 			azureAccountsPage,
 			sourceConfigurationPage,
 			skuRecommendationPage,
-			databaseBackupPage];
+			databaseBackupPage,
+			integrationRuntimePage
+		];
 
 		wizard.pages = pages.map(p => p.getwizardPage());