Adjust apostrophe

index.html

@@ -51,7 +51,7 @@ <h2>WarpX</h2>
 	<div class="row">
 	  <ul class="copyright">
             <li>Copyright &copy; LF Charities. All rights reserved.
-              LF Charities <a href="https://lf-charities.org/policies">terms & policies are available here</a>. LF Charities’ registers and uses trademarks.
+              LF Charities' <a href="https://lf-charities.org/policies">terms & policies are available here</a>. LF Charities registers and uses trademarks.
               Please see our <a href="https://lf-charities.org/trademark-policy/">Trademark Usage</a> page.</li>
           </ul>
 	</div>