various fixes for nano g2 gps

- baud rate changed to default
- switch state detected at boot to enable position
- small edge cases fixed
- more mesh debugging output added

Co-authored-by: LitBomb <lithangw@hotmail.com>
Co-authored-by: Nick from BOSTON

variants/nano_g2_ultra/platformio.ini

@@ -37,7 +37,7 @@ build_flags =
   -D MAX_CONTACTS=100
   -D MAX_GROUP_CHANNELS=8
   -D BLE_PIN_CODE=123456
-  -D BLE_DEBUG_LOGGING=1
+;  -D BLE_DEBUG_LOGGING=0
   -D OFFLINE_QUEUE_SIZE=256
   -D DISPLAY_CLASS=SH1106Display
   -D PIN_BUZZER=4