message: Fix prefer-const
diff: @@ -360,7 +360,6 @@ export const plugin: Plugin = {
  break;
  case 'id':
  // Handle id attribute
  - let idVal = token.val;
  // Write css-id in front of css-classes
  let lastPositionOfNewline = result.lastIndexOf('\n');
  if (lastPositionOfNewline === -1) {
  @@ -383,7 +382,9 @@ export const plugin: Plugin = {
  break;
  }
  }
  - result = [result.slice(0, position), _indent, `#${idVal}`, result.slice(position)].join('');
  + result = [result.slice(0, position), _indent, `#${token.val}`, result.slice(position)].join(
  + ''
  + );
  break;
  case 'start-pipeless-text':
  pipelessText = true;
  