Including more UE conf files for multi-UE tests

ci-scripts/conf_files/episci/episci_nr-ue4.nfapi.conf

+log_config = {
+  global_log_level                      ="info";
+  hw_log_level                          ="info";
+  phy_log_level                         ="info";
+  mac_log_level                         ="info";
+  rlc_log_level                         ="info";
+  pdcp_log_level                        ="info";
+  rrc_log_level                         ="info";
+};
+
+uicc0 = {
+imsi = "208950000000035";
+key = "0c0a34601d4f07677303652c0462535b";
+opc= "63bfa50ee6523365ff14c1f45f88737d";
+dnn= "oai";
+nssai_sst=222;
+nssai_sd=123;
+}
+
+L1s = (
+        {
+	num_cc = 1;
+	tr_n_preference = "nfapi";
+	local_n_if_name  = "ens3";
+	remote_n_address = "127.0.0.1"; //Proxy IP
+	local_n_address  = "127.0.0.1";
+	local_n_portc    = 50600;
+	remote_n_portc   = 50601;
+	local_n_portd    = 50610;
+	remote_n_portd   = 50611;
+        }  
+);
+
+RUs = (
+    {
+       local_rf       = "yes"
+       nb_tx          = 1
+       nb_rx          = 1
+       att_tx         = 90
+       att_rx         = 0;
+       bands          = [7,38,42,43];
+       max_pdschReferenceSignalPower = -27;
+       max_rxgain                    = 125;
+    }
+);

ci-scripts/conf_files/episci/episci_nr-ue5.nfapi.conf

+log_config = {
+  global_log_level                      ="info";
+  hw_log_level                          ="info";
+  phy_log_level                         ="info";
+  mac_log_level                         ="info";
+  rlc_log_level                         ="info";
+  pdcp_log_level                        ="info";
+  rrc_log_level                         ="info";
+};
+
+uicc0 = {
+imsi = "208950000000036";
+key = "0c0a34601d4f07677303652c0462535b";
+opc= "63bfa50ee6523365ff14c1f45f88737d";
+dnn= "oai";
+nssai_sst=222;
+nssai_sd=123;
+}
+
+L1s = (
+        {
+	num_cc = 1;
+	tr_n_preference = "nfapi";
+	local_n_if_name  = "ens3";
+	remote_n_address = "127.0.0.1"; //Proxy IP
+	local_n_address  = "127.0.0.1";
+	local_n_portc    = 50600;
+	remote_n_portc   = 50601;
+	local_n_portd    = 50610;
+	remote_n_portd   = 50611;
+        }  
+);
+
+RUs = (
+    {
+       local_rf       = "yes"
+       nb_tx          = 1
+       nb_rx          = 1
+       att_tx         = 90
+       att_rx         = 0;
+       bands          = [7,38,42,43];
+       max_pdschReferenceSignalPower = -27;
+       max_rxgain                    = 125;
+    }
+);