Updated the nr_ue_get_rach() function to match develop

Also, in the nr_rrc_mac_config_req_ue(), we should
only be configuring L1 if we are not in the L2 emul
mode. We are crashing due to the RRC state in the NRUE
not being set/checked properly.

executables/nr-ue.c

@@ -436,7 +436,7 @@ static void *NRUE_phy_stub_standalone_pnf_task(void *arg)
     NR_UE_MAC_INST_t *mac = get_mac_inst(mod_id);
     if (mac->mib == NULL)
     {
-      if (get_softmodem_params()->sa && get_softmodem_params()->emulate_l2)
+      if (get_softmodem_params()->sa)
       {
         LOG_D(NR_MAC, "We haven't gotten MIB. Lets see if we received it\n");
         nr_ue_dl_indication(&mac->dl_info, &ul_time_alignment);