Use new dotnet brand

Author: nvborisenko

website_and_docs/layouts/partials/selenium-clients-and-webdriver-bindings.html

@@ -18,7 +18,7 @@ <h2 id="bindings" class="card-title">Selenium Clients and WebDriver Language Bin
   <div class="col-sm-4 p-3">
     <div class="card h-100 bg-transparent border-0">
       <div class="card-header bg-transparent border-0 text-center py-0">
-        <img class="w-100 shadow-1-strong rounded" style="max-width: 100px;" src="/images/programming/csharp.svg" alt="C Sharp"/>
+        <img class="w-100 shadow-1-strong rounded" style="max-width: 100px;" src="/images/programming/dotnet.svg" alt="C Sharp"/>
       </div>
       <div class="card-body px-0 text-center">
         <p class="card-title fw-bold h6">

website_and_docs/layouts/partials/selenium-nightly-builds.html

@@ -17,7 +17,7 @@ <h2 id="nightly" class="card-title">Selenium Nightly Builds</h2>
           <div class="card mb-3 border-0">
             <div class="row no-gutters align-items-center">
               <div class="col-md-2 text-center">
-                <img class="w-100 shadow-1-strong rounded" style="max-width: 100px;" src="/images/programming/csharp.svg" alt="C Sharp"/>
+                <img class="w-100 shadow-1-strong rounded" style="max-width: 100px;" src="/images/programming/dotnet.svg" alt="C Sharp"/>
               </div>
               <div class="col-md-10">
                 <div class="card-body">