Update status for Mailman now that signups are good

Author: terriko

index.html

@@ -465,7 +465,7 @@ <h2>Project Ideas</h2>
 		<a href="http://mail.python.org/listinfo/mailman-developers">[email protected]</a> |
 		<a href="">#mailman-dev on Freenode</a> |
 		<a href="http://wiki.list.org/DEV/Google%20Summer%20of%20Code%202017">Ideas Page</a></td>
-   <tr><td colspan="2" class="waiting">Status: Mentor signup not complete</td></tr>
+   <tr><td colspan="2" class="good">Status: Ready to accept proposals</td></tr>
 </tr>
 
 <tr>