sync donation methods with the list on https://www.openbsdfoundation.org/donations.html

Author: sthen

donations.html

@@ -59,7 +59,7 @@ <h2 id=OpenBSD>
 <p>
 The OpenBSD Foundation collects donations by
 <a href="https://www.openbsdfoundation.org/donations.html">
-Cheque, Bank Draft, PayPal, PayPal recurring, or Bitcoin.</a>
+Cheque, Bank Draft, PayPal, PayPal recurring, or Benevity.</a>
 
 <hr>