Update ideas.html

Made a patch to correct inaccurate date information. Should have made an earlier one, but hey.

Author: ben-zen

ideas.html

@@ -61,7 +61,7 @@
                     <h2 class="content-head content-head">Ideas</h2>
                     <div class="warning">
                         <div class="pure-u-1 pure-u-md-1-1 pure-u-lg-1-1">
-                            <p>Students: <a href="https://python-gsoc.org/index.html#gettingstarted">Instructions on getting started</a>.  Applications are now open till March 24th 1800UTC</p>
+                            <p>Students: <a href="https://python-gsoc.org/index.html#gettingstarted">Instructions on getting started</a>.  Applications have closed, and we'll have further updates soon. The <a href="https://summerofcode.withgoogle.com/" target="_blank">official GSoC website</a> has the most timely news.</p>
 
                             <p>
                                 If you're a sub-org who wants to join, please