L2SS-937: fix typo

tangostationcontrol/tangostationcontrol/integration_test/recv_cluster/test_recv_cluster.py

@@ -52,15 +52,14 @@ class TestRecvCluster(base.IntegrationTestCase):
         for proxy in antenna_field_proxies:
             # setup AntennaField
             NR_TILES = 48
-            antennafield_proxy = TestDeviceProxy(f"STAT/AntennaField/{i}")
             control_mapping = [[1,i] for i in range(NR_TILES)]
             antenna_qualities = numpy.array([AntennaQuality.OK] * 96)
             antenna_use = numpy.array([AntennaUse.AUTO] * 96)
-            antennafield_proxy.put_property({"RECV_devices": [f"STAT/RECV/{i}"],
+            proxy.put_property({"RECV_devices": [f"STAT/RECV/{i}"],
                                     "Control_to_RECV_mapping": numpy.array(control_mapping).flatten(),
                                     'Antenna_Quality': antenna_qualities, 'Antenna_Use': antenna_use})
-            antennafield_proxy.off()
-            antennafield_proxy.boot()
+            proxy.off()
+            proxy.boot()
             self.assertTrue(proxy.state() is DevState.ON)
 
         for proxy in beam_proxies: