fix vscode notebook links

Author: rebornix

src/vs/workbench/contrib/notebook/browser/view/renderers/backLayerWebView.ts

@@ -536,7 +536,7 @@ var requirejs = (function() {
 				console.warn('Command links are deprecated and will be removed, use messag passing instead: https://github.com/microsoft/vscode/issues/123601');
 			}
 
-			if (matchesScheme(link, Schemas.http) || matchesScheme(link, Schemas.https) || matchesScheme(link, Schemas.mailto)
+			if (matchesScheme(link, Schemas.vscodeNotebookCell) || matchesScheme(link, Schemas.http) || matchesScheme(link, Schemas.https) || matchesScheme(link, Schemas.mailto)
 				|| matchesScheme(link, Schemas.command)) {
 				this.openerService.open(link, { fromUserGesture: true, allowContributedOpeners: true, allowCommands: true });
 			}
@@ -658,7 +658,7 @@ var requirejs = (function() {
 				case 'clicked-link':
 					{
 						let linkToOpen: URI | string | undefined;
-						if (matchesSomeScheme(data.href, Schemas.http, Schemas.https, Schemas.mailto, Schemas.command)) {
+						if (matchesSomeScheme(data.href, Schemas.http, Schemas.https, Schemas.mailto, Schemas.command, Schemas.vscodeNotebookCell, Schemas.vscodeNotebook)) {
 							linkToOpen = data.href;
 						} else if (!/^[\w\-]+:/.test(data.href)) {
 							if (this.documentUri.scheme === Schemas.untitled) {