Upgrade SA test USRP IP address after CI migration

ci-scripts/conf_files/gnb.band78.sa.fr1.106PRB.ddsuu.2x2.usrpn310.conf

@@ -260,7 +260,7 @@ RUs = (
          ## beamforming 4x4 matrix:
          #bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
          sf_extension = 0
-         sdr_addrs = "mgmt_addr=192.168.18.252,addr=192.168.10.2,second_addr=192.168.20.2,clock_source=internal,time_source=internal"
+         sdr_addrs = "mgmt_addr=172.21.19.14,addr=192.168.10.2,second_addr=192.168.20.2,clock_source=internal,time_source=internal"
          sl_ahead = 5;
     }
 );