added PIN_USER_BTN_ANA for rak3401 companion usb and companion ble

variants/rak3401/platformio.ini

@@ -64,6 +64,7 @@ board_upload.maximum_size = 712704
 build_flags =
   ${rak3401.build_flags}
   -I examples/companion_radio/ui-new
+  -D PIN_USER_BTN_ANA=31
   -D DISPLAY_CLASS=SSD1306Display
   -D MAX_CONTACTS=350
   -D MAX_GROUP_CHANNELS=40
@@ -83,6 +84,7 @@ board_upload.maximum_size = 712704
 build_flags =
   ${rak3401.build_flags}
   -I examples/companion_radio/ui-new
+  -D PIN_USER_BTN_ANA=31
   -D PIN_GPS_EN=-1
   -D DISPLAY_CLASS=SSD1306Display
   -D MAX_CONTACTS=350