Re-enable notebook smoke suite

For microsoft#126371

This single test passes for me. Will look at re-enabling individual tests next

smoke/src/areas/notebook/notebook.test.ts

@@ -8,7 +8,7 @@ import { Application, Logger } from '../../../../automation';
 import { installAllHandlers } from '../../utils';
 
 export function setup(logger: Logger) {
-	describe.skip('Notebooks', () => {
+	describe('Notebooks', () => {
 
 		// Shared before/after handling
 		installAllHandlers(logger);