Add fbpage to index

spec/22/index.yaml

@@ -11,6 +11,7 @@ links:
   twitter: https://twitter.com/utxoprague
   telegram: https://t.me/utxoprague
   discord: https://discord.gg/5k9dEtVhnv
+  fbpage: https://www.facebook.com/utxoprague
   fbevent: https://www.facebook.com/events/276727151106692
   substack: https://utxoprague.substack.com/
   instagram: https://www.instagram.com/utxoprague/