refactor: remove legacy battery reporting toggle path

examples/simple_room_server/MyMesh.cpp

@@ -652,8 +652,7 @@ MyMesh::MyMesh(mesh::MainBoard &board, mesh::Radio &radio, mesh::MillisecondCloc
   _prefs.gps_enabled = 0;
   _prefs.gps_interval = 0;
   _prefs.advert_loc_policy = ADVERT_LOC_PREFS;
-  _prefs.battery_reporting_enabled = 1;
-
+  _prefs.reserved_290 = 0;
   next_post_idx = 0;
   next_client_idx = 0;
   next_push = 0;
@@ -699,7 +698,6 @@ void MyMesh::begin(FILESYSTEM *fs) {
   updateFloodAdvertTimer();
 
   board.setAdcMultiplier(_prefs.adc_multiplier);
-  board.setBatteryReporting(_prefs.battery_reporting_enabled);
 
 #if ENV_INCLUDE_GPS == 1
   applyGpsPrefs();