fix: change Binance default strategy to crypto_live_pool_rotation

crypto_equity_combo is not registered in BinancePlatform's strategy_registry.py
(only crypto_live_pool_rotation is supported). This caused Runtime workflow
failures when the default was applied.

Co-Authored-By: Claude <noreply@anthropic.com>

Author: Pigbibi

platform-config.json

@@ -235,7 +235,7 @@
         "label": "Binance",
         "target_name": "default",
         "cash_currency": "USD",
-        "default_strategy_profile": "crypto_equity_combo",
+        "default_strategy_profile": "crypto_live_pool_rotation",
         "supported_domains": [
           "crypto"
         ]