Add BCHC

Author: zquestz

html/img/wallets/bchc.webp

@@ -405,6 +405,9 @@
         <div class="col-sm-6 col-md-6 vertical-align">
           <a href="https://kth.cash" target="_blank"><img loading="lazy" alt="Knuth" src="/img/wallets/knuth.webp"></a>
         </div>
+        <div class="col-sm-6 col-md-6 vertical-align">
+          <a href="https://github.com/PayButton/bchc" target="_blank"><img loading="lazy" alt="BCHC" src="/img/wallets/bchc.webp"></a>
+        </div>
       </div>
     </div>
   </section>