Remove deprecated azure graph endpoints (#24460)

* remove deprecated azure graph endpoints

* cleanup enums

* cleanup ProviderSettingsJson: remove graphResource

* change enums back

src/sql/azdata.d.ts

@@ -2524,10 +2524,7 @@ declare module 'azdata' {
 		 * Azure Key Vault
 		 */
 		AzureKeyVault = 3,
-		/**
-		 * Azure AD Graph
-		 */
-		Graph = 4,
+		// 4 (formerly Azure Graph) is no longer used.
 		/**
 		 * Microsoft Resource Management
 		 */

src/sql/workbench/api/common/sqlExtHostTypes.ts

@@ -476,7 +476,7 @@ export enum AzureResource {
 	Sql = 1,
 	OssRdbms = 2,
 	AzureKeyVault = 3,
-	Graph = 4,
+	// 4 (formerly Azure Graph) is no longer used.
 	MicrosoftResourceManagement = 5,
 	AzureDevOps = 6,
 	MsGraph = 7,