relax timing in test

tangostationcontrol/integration_test/default/devices/test_device_recvh.py

@@ -31,7 +31,7 @@ class TestDeviceRECV(AbstractTestBases.TestDeviceBase):
         self.proxy.HBAT_BF_delay_steps_stage_RW = delay_steps
 
         # make sure HBAT_BF_delay_steps_RW is updated
-        time.sleep(self.HBAT_DELAY_UPDATE_INTERVAL * 2)
+        time.sleep(self.HBAT_DELAY_UPDATE_INTERVAL * 10)
 
         # verify whether it did
         numpy.testing.assert_equal(self.proxy.HBAT_BF_delay_steps_RW, delay_steps)