Use another component in the js_library_sample section

[sukhova]

Environment

• Documentation version: 7.2
• Part of the documentation: Manual
• Existing page: https://doc.cuba-platform.com/manual-7.2/js_library_sample.html

Description of the bug or enhancement

Since the new Slider component was documented, it became necessary to use another component as an example in the Using a JavaScript library section.