chore: update types config to modern typing syntax

freqtrade/ft_types/backtest_result_type.py

@@ -1,4 +1,4 @@
-from typing import Any, Dict, List, Optional
+from typing import Any, Optional
 
 from typing_extensions import TypedDict
 
@@ -9,9 +9,9 @@ class BacktestMetadataType(TypedDict):
 
 
 class BacktestResultType(TypedDict):
-    metadata: Dict[str, Any]  # BacktestMetadataType
-    strategy: Dict[str, Any]
-    strategy_comparison: List[Any]
+    metadata: dict[str, Any]  # BacktestMetadataType
+    strategy: dict[str, Any]
+    strategy_comparison: list[Any]
 
 
 def get_BacktestResultType_default() -> BacktestResultType:

freqtrade/ft_types/valid_exchanges_type.py

@@ -1,5 +1,5 @@
 # Used for list-exchanges
-from typing import List, Optional
+from typing import Optional
 
 from typing_extensions import TypedDict
 
@@ -18,4 +18,4 @@ class ValidExchangesType(TypedDict):
     dex: bool
     is_alias: bool
     alias_for: Optional[str]
-    trade_modes: List[TradeModeType]
+    trade_modes: list[TradeModeType]