gcode: Rework endstop query to use greenlets

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

klippy/toolhead.py

@@ -272,8 +272,9 @@ class ToolHead:
         self.extruder.motor_off(last_move_time)
         self.dwell(STALL_TIME)
         logging.debug('; Max time of %f' % (last_move_time,))
-    def query_endstops(self, query_state):
-        return self.kin.query_endstops(query_state)
+    def query_endstops(self):
+        last_move_time = self.get_last_move_time()
+        return self.kin.query_endstops(last_move_time)
     def force_shutdown(self):
         self.printer.mcu.force_shutdown()
         self.move_queue.reset()