Fix alt text and address code review feedback

Co-authored-by: NekshaDeSilva <102156620+NekshaDeSilva@users.noreply.github.com>

Author: Copilot

index.html

@@ -97,7 +97,7 @@ <h2 class="section-title">OpenRockets Magazine</h2>
 
                 <div class="magazine-grid">
                     <div>
-                        <img src="v/openrockets.png" alt="OpenRockets Magazine" class="magazine-cover">
+                        <img src="v/openrockets.png" alt="OpenRockets Foundation Logo" class="magazine-cover">
                     </div>
                     <div>
                         <h3>Featured Content</h3>