srsue,srsenb: Configure num_ports for tmode > 1

Change-Id: I35d8ee907738845e729f58c23f377a42bb665672
diff --git a/src/osmo_gsm_tester/templates/srsue.conf.tmpl b/src/osmo_gsm_tester/templates/srsue.conf.tmpl
index 627f592..f7dee03 100644
--- a/src/osmo_gsm_tester/templates/srsue.conf.tmpl
+++ b/src/osmo_gsm_tester/templates/srsue.conf.tmpl
@@ -37,7 +37,7 @@
 #rx_gain = 40
 
 #nof_radios = 1
-#nof_rx_ant = 1
+nof_antennas = ${ue.num_antennas}
 
 device_name = ${ue.rf_dev_type}