chore: update readme (#5833)

README.md

@@ -28,9 +28,8 @@ Easy way to integrate ngx-admin with any backend (PHP, .Net, .Net Core, Java etc
 [Check out our Store](https://store.akveo.com/pages/all-collections?utm_campaign=akveo_store%20-%20all%20bundles%20-%20ngx_admin%20github%20readme&utm_source=ngx_admin&utm_medium=referral%20&utm_content=check_out_our_store) for ready to use Backend Bundles.
 
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+<a href="https://www.akveo.com/templates/fleet-management-dashboard?utm_campaign=services%20[…]x-admin%20&utm_medium=referral%20&utm_content=github_banner%20"><img src="https://i.imgur.com/TPLX3Xx.png"></a>
 
-[Download ngx-admin with .net backend for FREE!](https://github.com/akveo/ngx-admin-dotnet-starter?utm_campaign=akveo_store%20-%20all%20bundles%20-%20ngx_admin%20github%20readme&utm_source=ngx_admin&utm_medium=referral&utm_content=.net_free_dashboard)
 
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