Update README.md

Author: huhuhang

README.md

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 # JavaScript Practice Labs
 
-[![Black Friday](https://file.labex.io/images/labex-bf24.png)](https://labex.io/pricing)
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-> [Black Friday 2024 & Cyber Monday 2024 Deals](https://labex.io/pricing) | Best Price of the Year
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 [![JavaScript Practice Labs](https://cover-creator.appbot.io/javascript-practice-labs.png)](https://labex.io/courses/javascript-practice-labs)
 
 [![Start-Learning](https://img.shields.io/badge/Start-Learning-whitesmoke?style=for-the-badge)](https://labex.io/courses/javascript-practice-labs)