fix: new speakeasyapi logo

.gitignore

@@ -3,3 +3,4 @@ _site/
 src/assets/stylesheets
 *.swp
 .DS_Store
+check*.sh

src/about.html

@@ -25,8 +25,9 @@ <h2> Wikipedia for WEB APIs </h2>
       <span><img src="/assets/images/team/ivan.jpg" width="200px" height="200px" alt="Ivan Goncharov" /></span>
     </div>
     <p><br /></p>
-    <strong>The project is supported by <a href="https://speakeasyapi.dev/">Speakeasy</a></strong> and <a href="https://httptoolkit.com/"><strong>HTTP Toolkit</strong></a>.</div>
-    <a href="https://speakeasyapi.dev"><img class="big" src="/assets/images/speakeasy-sponsors-logo.png" alt="Speakeasy logo"/></a>
+    <strong>The project is supported by <a href="https://www.speakeasyapi.dev/?utm_source=apigurus+website&utm_medium=github+sponsorship">Speakeasy</a></strong> and <a href="https://httptoolkit.com/"><strong>HTTP Toolkit</strong></a>.</div>
+    <br />
+    <a href="https://www.speakeasyapi.dev/?utm_source=apigurus+website&utm_medium=github+sponsorship"><img class="big" src="/assets/images/speakeasy-github-sponsor-dark.svg" width="350px" alt="Speakeasy logo"/></a>
     {% include 'support-no-h1.html' %}
   </section>
   <section>