npm install @syncfusion/ej2@26.1.35 fails (missing dep)

```
npm error 404 Not Found - GET https://registry.npmjs.org/@syncfusion%2fej2-multicolumn-combobox - Not found
npm error 404
npm error 404  '@syncfusion/ej2-multicolumn-combobox@~26.1.35' is not in this registry.
```