fix integration tests.

src/vs/workbench/contrib/notebook/browser/notebook.contribution.ts

@@ -368,7 +368,7 @@ export class NotebookContribution extends Disposable implements IWorkbenchContri
 					// there are notebook editors with the same resource
 
 					if (existingEditors.find(editor => editor.viewType === id)) {
-						return { override: this.editorService.openEditor(existingEditors.find(editor => editor.viewType === id)!, options, group) };
+						return { override: this.editorService.openEditor(existingEditors.find(editor => editor.viewType === id)!, { ...options, override: false }, group) };
 					} else {
 						return {
 							override: (async () => {

src/vs/workbench/contrib/notebook/common/notebookEditorModelResolverService.ts

@@ -61,9 +61,6 @@ export class NotebookModelResolverService implements INotebookEditorModelResolve
 	}
 
 	async resolve(resource: URI, viewType?: string): Promise<IReference<INotebookEditorModel>> {
-
-		console.log(resource, viewType);
-
 		if (resource.scheme === CellUri.scheme) {
 			throw new Error(`CANNOT open a cell-uri as notebook. Tried with ${resource.toString()}`);
 		}