Don't force-patch torch if it ain't installed.

tests/freqai/test_freqai_interface.py

@@ -1,7 +1,6 @@
 import logging
 import platform
 import shutil
-import sys
 from pathlib import Path
 from unittest.mock import MagicMock
 
@@ -16,14 +15,10 @@ from freqtrade.optimize.backtesting import Backtesting
 from freqtrade.persistence import Trade
 from freqtrade.plugins.pairlistmanager import PairListManager
 from tests.conftest import EXMS, create_mock_trades, get_patched_exchange, log_has_re
-from tests.freqai.conftest import (get_patched_freqai_strategy, is_mac, make_rl_config,
+from tests.freqai.conftest import (get_patched_freqai_strategy, is_mac, is_py12, make_rl_config,
                                    mock_pytorch_mlp_model_training_parameters)
 
 
-def is_py12() -> bool:
-    return sys.version_info >= (3, 12)
-
-
 def is_arm() -> bool:
     machine = platform.machine()
     return "arm" in machine or "aarch64" in machine