Revert "Ford: remove unnecessary __init__"

This reverts commit 65283c3439a4d8316d3d644415f651371fedaeb8.

old-commit-hash: b8c9d3bd09

selfdrive/car/ford/fordcan.py

@@ -5,6 +5,9 @@ HUDControl = car.CarControl.HUDControl
 
 
 class CanBus(CanBusBase):
+  def __init__(self, CP=None, fingerprint=None) -> None:
+    super().__init__(CP, fingerprint)
+
   @property
   def main(self) -> int:
     return self.offset