autotest: allow max distance on ship test

vehicle moves...

Tools/autotest/vehicle_test_suite.py

@@ -8907,7 +8907,7 @@ def run_one_test_attempt(self, test, interact=False, attempt=1, suppress_stdout=
             else:
                 self.progress("Force-rebooting SITL")
                 self.zero_throttle()
-                self.reboot_sitl() # that'll learn it
+                self.reboot_sitl(startup_location_dist_max=1000000) # that'll learn it
             passed = False
         elif ardupilot_alive and not passed:  # implicit reboot after a failed test:
             self.progress("Test failed but ArduPilot process alive; rebooting")