Events: update BTC vs altcoiny panel

spec/22/events.yaml

@@ -25,7 +25,7 @@
 
 - id: btc-vs-altcoiny
   type: panel
-  name: Bitcoin vs smart-contract platformy [TBD]
+  name: Bitcoin vs. altcoiny [TBD]
   speakers:
     - libor-flossler
     - josef-tetek
@@ -35,7 +35,8 @@
   track: btc
   tags:
     - Bitcoin
-    - Ethereum
+    - Lightning Network
+    - altcoiny
     - DeFi
     - finanční svoboda
   fixed: