probe: Use an event for axis twist compensation updates

Instead of directly calling axis_twist_compensation, send an event
that can perform the necessary updates.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

klippy/extras/probe.py

@@ -309,15 +309,9 @@ class ProbeSessionHelper:
             if "Timeout during endstop homing" in reason:
                 reason += HINT_TIMEOUT
             raise self.printer.command_error(reason)
-        # get z compensation from axis_twist_compensation
-        axis_twist_compensation = self.printer.lookup_object(
-            'axis_twist_compensation', None)
-        z_compensation = 0
-        if axis_twist_compensation is not None:
-            z_compensation = (
-                axis_twist_compensation.get_z_compensation_value(pos))
-        # add z compensation to probe position
-        epos[2] += z_compensation
+        # Allow axis_twist_compensation to update results
+        self.printer.send_event("probe:update_results", epos)
+        # Report results
         gcode = self.printer.lookup_object('gcode')
         gcode.respond_info("probe at %.3f,%.3f is z=%.6f"
                            % (epos[0], epos[1], epos[2]))