Use INA for device battery level (#2536)

* WIP

* Continued wip

* We got em

* Voltage sensor base class

* INA voltage

* Log it

* Stacie's mom has got it going on

* Move declaration up

* Last one

* Sneaky little bugger

* Macro guard to avoid calling methods

src/main.h

@@ -38,8 +38,6 @@ extern bool isUSBPowered;
 extern ATECCX08A atecc;
 #endif
 
-extern uint8_t nodeTelemetrySensorsMap[_meshtastic_TelemetrySensorType_MAX + 1];
-
 extern int TCPPort; // set by Portduino
 
 // Global Screen singleton.
@@ -69,4 +67,4 @@ void nrf52Setup(), esp32Setup(), nrf52Loop(), esp32Loop(), clearBonds();
 meshtastic_DeviceMetadata getDeviceMetadata();
 
 // FIXME, we default to 4MHz SPI, SPI mode 0, check if the datasheet says it can really do that
-extern SPISettings spiSettings;
+extern SPISettings spiSettings;