Add alt text

Author: hugovk

index.html

@@ -146,7 +146,7 @@ <h2 class="card-title">Source Code</h2>
                 <div class="container">
                     <div class="container-fluid pt-5 pb-4 rounded-3 text-center bg-white rounded-3 border my-5">
                         <h2>For Enterprise</h2>
-                        <img class="img-fluid py-5" src="images/Tidelift_primary-logo.png" width="600" height="88">
+                        <img alt="Tidelift logo" class="img-fluid py-5" src="images/Tidelift_primary-logo.png" width="600" height="88">
                         <p>Available as part of the Tidelift Subscription.</p>
                         <p class="col-lg-8 mx-auto text-center pb-3">
                             The maintainers of Pillow and thousands of other packages are working with Tidelift to deliver commercial support and maintenance for the open source dependencies you use to build your applications. Save time, reduce risk, and improve code health, while paying the maintainers of the exact dependencies you use.