enb: print cell bandwidth when initializing them carrier

this allows to quickly check the cell bandwidth

srsenb/src/phy/txrx.cc

@@ -105,8 +105,11 @@ void txrx::run_thread()
     double   tx_freq_hz = worker_com->get_dl_freq_hz(cc_idx);
     double   rx_freq_hz = worker_com->get_ul_freq_hz(cc_idx);
     uint32_t rf_port    = worker_com->get_rf_port(cc_idx);
-    srslte::console(
-        "Setting frequency: DL=%.1f Mhz, UL=%.1f MHz for cc_idx=%d\n", tx_freq_hz / 1e6f, rx_freq_hz / 1e6f, cc_idx);
+    srslte::console("Setting frequency: DL=%.1f Mhz, UL=%.1f MHz for cc_idx=%d  nof_prb=%d\n",
+                    tx_freq_hz / 1e6f,
+                    rx_freq_hz / 1e6f,
+                    cc_idx,
+                    worker_com->get_nof_prb(cc_idx));
     radio_h->set_tx_freq(rf_port, tx_freq_hz);
     radio_h->set_rx_freq(rf_port, rx_freq_hz);
   }