torqued: fix cache loading (#29088)

* torqued: fix cache loading

* rm that

selfdrive/locationd/torqued.py

@@ -139,8 +139,8 @@ class TorqueEstimator:
     torque_cache = params.get("LiveTorqueParameters")
     if params_cache is not None and torque_cache is not None:
       try:
-        with log.Event.from_bytes(torque_cache).liveTorqueParameters as log_evt:
-          cache_ltp = log_evt
+        with log.Event.from_bytes(torque_cache) as log_evt:
+          cache_ltp = log_evt.liveTorqueParameters
         with car.CarParams.from_bytes(params_cache) as msg:
           cache_CP = msg
         if self.get_restore_key(cache_CP, cache_ltp.version) == self.get_restore_key(CP, VERSION):
@@ -266,7 +266,6 @@ def main(sm=None, pm=None):
   params = Params()
   with car.CarParams.from_bytes(params.get("CarParams", block=True)) as CP:
     estimator = TorqueEstimator(CP)
-  estimator = TorqueEstimator(CP)
 
   def cache_params(sig, frame):
     signal.signal(sig, signal.SIG_DFL)