fix: move MeshadventurerBoard.h to correct location

src/helpers/MeshadventurerBoard.h

@@ -1,51 +0,0 @@
-#pragma once
-
-#include <Arduino.h>
-
-// LoRa radio module pins for Meshadventurer
-#define  P_LORA_DIO_1   33
-#define  P_LORA_NSS     18
-#define  P_LORA_RESET   23
-#define  P_LORA_BUSY    32
-#define  P_LORA_SCLK     5
-#define  P_LORA_MISO    19
-#define  P_LORA_MOSI    27
-
-#define  PIN_VBAT_READ    35
-
-#include "ESP32Board.h"
-
-class MeshadventurerBoard : public ESP32Board {
-
-public:
-  void begin() {
-    ESP32Board::begin();
-
-    esp_reset_reason_t reason = esp_reset_reason();
-    if (reason == ESP_RST_DEEPSLEEP) {
-      long wakeup_source = esp_sleep_get_ext1_wakeup_status();
-      if (wakeup_source & (1 << P_LORA_DIO_1)) {  // received a LoRa packet (while in deep sleep)
-        startup_reason = BD_STARTUP_RX_PACKET;
-      }
-
-      rtc_gpio_hold_dis((gpio_num_t)P_LORA_NSS);
-      rtc_gpio_deinit((gpio_num_t)P_LORA_DIO_1);
-    }
-  }
-
-  uint16_t getBattMilliVolts() override {
-    analogReadResolution(12);
-
-    uint32_t raw = 0;
-    for (int i = 0; i < 4; i++) {
-      raw += analogReadMilliVolts(PIN_VBAT_READ);
-    }
-    raw = raw / 4;
-
-    return (2 * raw);
-  }
-
-  const char* getManufacturerName() const override {
-    return "Meshadventurer";
-  }
-};