message: Fix FormatDax error.Column
diff: @@ -53,9 +53,11 @@ namespace Sqlbi.Bravo.Controllers
  TableName = requestedMeasure.TableName,
  };
  + var daxformatterExpressionPrefixLenght = $"[{ requestedMeasure.Name }] :=".Length;
  +
  if (daxformatterMeasure.Errors.Count == 0)
  {
  - formattedMeasure.Expression = daxformatterMeasure.Formatted?.Remove(0, $"[{ requestedMeasure.Name }] :=".Length)?.TrimStart('\r', '\n', ' ')?.TrimEnd('\r', '\n', ' ');
  + formattedMeasure.Expression = daxformatterMeasure.Formatted?.Remove(0, daxformatterExpressionPrefixLenght)?.TrimStart('\r', '\n', ' ')?.TrimEnd('\r', '\n', ' ');
  }
  else
  {
  @@ -63,7 +65,7 @@ namespace Sqlbi.Bravo.Controllers
  formattedMeasure.Errors = daxformatterMeasure.Errors?.Select((e) => new FormatterError
  {
  Line = e.Line,
  - Column = e.Column,
  + Column = e.Column - (e.Line == 0 ? daxformatterExpressionPrefixLenght : 0), // remove prefix only if the error is on the first line (zero-based index)
  Message = e.Message
  });
  }
  