Added: Add GitHub Secure Open Source Fund sponsors logo

- https://resources.github.com/github-secure-open-source-fund
- https://github.blog/open-source/maintainers/securing-the-supply-chain-at-scale-starting-with-71-important-open-source-projects
- https://termux.dev/en/posts/general/2025/08/11/termux-selected-for-github-secure-open-source-fund-session-2.html

The `github.png` logo is sourced from https://github.com/logos

Author: agnostic-apollo

_layouts/home.html

@@ -77,6 +77,14 @@ <h1 style="font-size: 40px; margin-top: 100px; text-align: center; border-bottom
       <br>
       <i><a href="https://github.com/accelerator">GitHub Accelerator</a> (<a href="https://github.blog/2023-04-12-github-accelerator-our-first-cohort-and-whats-next">1</a>)</i>
     </td>
+
+    <td class="sponsors-item" style="padding-right: 20% !important;">
+      <a href="https://github.com">
+        <img alt="GitHub Secure Open Source Fund" width="75%" src="/assets/sponsors/github.png" />
+      </a>
+      <br>
+      <i><a href="https://resources.github.com/github-secure-open-source-fund">GitHub Secure Open Source Fund</a> (<a href="https://github.blog/open-source/maintainers/securing-the-supply-chain-at-scale-starting-with-71-important-open-source-projects">1</a>, <a href="https://termux.dev/en/posts/general/2025/08/11/termux-selected-for-github-secure-open-source-fund-session-2.html">2</a>)</i>
+    </td>
   </tr>
 </table>