fix(nimble): Address compilation issues in nimble examples

examples/bluetooth/nimble/throughput_app/blecent_throughput/main/main.c

@@ -945,6 +945,7 @@ app_main(void)
     rc = peer_init(MYNEWT_VAL(BLE_MAX_CONNECTIONS), 64, 64, 64);
     assert(rc == 0);
 #endif
+
     /* Set the default device name. */
     rc = ble_svc_gap_device_name_set("gattc-throughput");
     assert(rc == 0);

examples/bluetooth/nimble/throughput_app/bleprph_throughput/main/main.c

@@ -26,10 +26,10 @@ static uint8_t ext_adv_pattern[] = {
 };
 
 static uint8_t s_current_phy;
-#else
-static const char *device_name = "nimble_prph";
 #endif
 
+static const char *device_name = "nimble_prph";
+
 #define NOTIFY_THROUGHPUT_PAYLOAD 495
 #define MIN_REQUIRED_MBUF         2 /* Assuming payload of 500Bytes and each mbuf can take 292Bytes.  */
 #define PREFERRED_MTU_VALUE       512
@@ -509,10 +509,10 @@ void app_main(void)
     /* Initialize Notify Task */
     xTaskCreate(notify_task, "notify_task", 4096, NULL, 10, NULL);
 
+#if MYNEWT_VAL(BLE_GATTS)
     rc = gatt_svr_init();
     assert(rc == 0);
 
-#if !(CONFIG_EXAMPLE_EXTENDED_ADV)
     /* Set the default device name */
     rc = ble_svc_gap_device_name_set(device_name);
     assert(rc == 0);