Fix warning and exclude powermon by default

src/nimble/NimbleBluetooth.cpp

@@ -313,11 +313,11 @@ class BluetoothPhoneAPI : public PhoneAPI, public concurrency::OSThread
     {
         PhoneAPI::onNowHasData(fromRadioNum);
 
+#ifdef DEBUG_NIMBLE_NOTIFY
+
         int currentNotifyCount = notifyCount.fetch_add(1);
 
         uint8_t cc = bleServer->getConnectedCount();
-
-#ifdef DEBUG_NIMBLE_NOTIFY
         // This logging slows things down when there are lots of packets going to the phone, like initial connection:
         LOG_DEBUG("BLE notify(%d) fromNum: %d connections: %d", currentNotifyCount, fromRadioNum, cc);
 #endif