Update copyright

Author: Bibo-Joshi

website/templates/website/base.html

@@ -78,7 +78,7 @@ <h2 class="subtitle">We have made you a wrapper you can't refuse</h2>
     <footer>
       <p class="left"><a href="https://www.jetbrains.com/pycharm/"><img src="/static/website/pycharm.png" height="43" width="43" alt="PyCharm Logo"/></a> &nbsp;</p>
       <p class="left"><a href="/sponsors/#jetbrains">Made with<br>PyCharm</a></p>
-      <p class="right">© Copyright 2015-2021. Licensed by <a href="https://creativecommons.org/licenses/by/3.0/" rel="license" target="_blank">Creative Commons</a>.</p>
+      <p class="right">© Copyright 2015-2022. Licensed by <a href="https://creativecommons.org/licenses/by/3.0/" rel="license" target="_blank">Creative Commons</a>.</p>
     </footer>
   </section>