Add olympianbitcoin.store merchant

_data/merchants.yml

@@ -381,6 +381,8 @@
       url: https://www.vesp.co/Fungible
     - name: Name Chains
       url: https://namechains.myshopify.com
+    - name: Olympian Bitcoin Store
+      url: https://olympianbitcoin.store/
     - name: One Stop NY
       url: http://onestopny.com
     - name: Para Not-So Normal - Waterpipes and Smoking Supplies