docs(blog): update post footer

documentation/blog/2024-05-22-mui-grid.md

@@ -663,35 +663,3 @@ In practice, you can set the `zeroMinWidth` property as follows:
 ## Conclusion
 
 This article covered **Material UI Grid**, its features, application and installment inside any React application. We also further explored the Material UI Grid functionalities in a simple Blog post Layout. Despite the limitations enlisted above, Material UI Grid aids developers in creating a responsive and interactive web user interface. I hope this article becomes valuable to you.
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-<a href="https://discord.gg/refine">
-  <img  src="https://refine.ams3.cdn.digitaloceanspaces.com/website/static/img/discord_big_blue.png" alt="discord banner" />
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-<div style={{backgroundColor:"#F8F8F8", padding:"18px", borderRadius:"10px"}}>
-<div style={{fontSize:"32px", fontWeight:"700", lineHeight:"1.4", marginBottom:"25px"}} >Stop wasting your time copy/pasting your form code all over your application!</div >
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-Meet the headless, React-based solution to build sleek **CRUD** applications. With Refine, you can be confident that your codebase will always stay clean and boilerplate-free.
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-Try [Refine](https://github.com/refinedev/refine) to rapidly build your next **CRUD** project, whether it's an admin panel, dashboard, internal tool or storefront.
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-<div>
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-**Refine** is an open-source, React-based framework for building CRUD applications without constraints. It’s headless by design and seamlessly works with **any custom design** or **UI framework** you favor. For convenience, it ships with ready-made integrations for **Ant Design, Material UI and Mantine UI**.
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-Visit [Refine GitHub repository](https://github.com/refinedev/refine) for more information, demos, tutorials, and example projects.
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