vscode-dts: Fix typedoc for WebviewPanel.dispose()

src/vscode-dts/vscode.d.ts

@@ -10138,7 +10138,7 @@ declare module 'vscode' {
 		 *
 		 * This closes the panel if it showing and disposes of the resources owned by the webview.
 		 * Webview panels are also disposed when the user closes the webview panel. Both cases
-		 * fire the `onDispose` event.
+		 * fire the `onDidDispose` event.
 		 */
 		dispose(): any;
 	}