#650 bump bootstrap version (#717)

* #650 bump bootstrap version

* Bump to Bootstrap 5.3.3

* Readme cleanup

---------

Co-authored-by: Gabe Stocco <[email protected]>

Author: WingZer0o

Cli/Pages/Home.razor

@@ -11,6 +11,7 @@
         <p class="version">@version</p>
     </div>
 </div>
+<br/>
 <div class="container">
     <div class="row flex-nowrap justify-content-center">
         <div class="d-flex flex-column col-md-4 jt-cards bg-custom-secondary">

Cli/wwwroot/css/bootstrap/bootstrap.min.css

@@ -21,7 +21,6 @@ Documentation for the [API](https://microsoft.github.io/AttackSurfaceAnalyzer/ap
 - New Blazor GUI with Rule Authoring and Testing Sandbox
 - New Collectors
 - Improved collection and analysis performance.
-- Support for C# 9/.NET 5
 
 ## Overview