message: Make preprocessor statements highlighting darker
  The pink color did not match the remainder of the highlighting scheme!
diff: @@ -46,7 +46,7 @@ CSyntaxHighlighter::CSyntaxHighlighter(QTextDocument* parent) : SyntaxHighlighte
  multiLineCommentFormat.setForeground(QColor(Colors::Medalist));
  - preprocessorFormat.setForeground(Qt::magenta);
  + preprocessorFormat.setForeground(QColor(Qt::magenta).darker());
  rule.pattern = QRegularExpression(QStringLiteral("^\\ *#[^ ]*"));
  rule.format = preprocessorFormat;
  highlightingRules.append(rule);
  