message: fix: solves issue legend update causing null ch query
diff: @@ -20,8 +20,8 @@ export const rawQueryToIChQuery = (
  }
  return {
  - rawQuery: rawQuery !== undefined ? rawQuery : src.rawQuery,
  - query: rawQuery !== undefined ? rawQuery : src.rawQuery,
  + rawQuery: rawQuery !== undefined ? rawQuery : src.query,
  + query: rawQuery !== undefined ? rawQuery : src.query,
  legend: legend !== undefined ? legend : src.legend,
  name: 'A',
  disabled: false,
  