updates docs

Author: edelstone

help/index.html

@@ -116,7 +116,7 @@ <h2>Support this project</h2>
     </section>
     <section id="support">
       <h2>Bugs &amp; crashes</h2>
-      <p>If you run into a bug or unexpected behavior, please open an issue on <a href="https://github.com/edelstone/tock/issues">GitHub</a> and include your macOS version, Tock version, and any relevant details.</p>
+      <p>If you run into a bug or unexpected behavior, please <a href="https://github.com/edelstone/tock/issues">open an issue on GitHub</a> and include your macOS version, Tock version, and any relevant details.</p>
     </section>
   </main>
   <footer class="footer">