Fix Google Pixel broken link

content/_index.html

@@ -184,11 +184,11 @@ <h3><span>System Transparency</span></h3>
               </div>
             </a>
 
-            <a href="https://developers.google.com/android/binary_transparency/pixel" target="_blank" rel="noopener noreferer" class="project" role="group" data-slider-slide="5">
+            <a href="https://developers.google.com/android/binary_transparency/overview" target="_blank" rel="noopener noreferer" class="project" role="group" data-slider-slide="5">
               <div class="project__inner">
-                <div class="project__logo"><img src="/images/logo_android.png" alt="Google Pixel" /></div>
+                <div class="project__logo"><img src="/images/logo_android.svg" alt="Android Binary Transparency" /></div>
                 <div class="project__content">
-                  <h3><span>Google Pixel</span></h3>
+                  <h3><span>Android Binary Transparency</span></h3>
                   <p>Transparency is instrumental in building user trust in the security of our products.</p>
                 </div>
               </div>