Optionally use qmlformat for Qt Quick auto format on save

Task-number: QTCREATORBUG-28192
Task-number: QTCREATORBUG-26602
Change-Id: I22a3917e8a4de4aaf297e9d9d622bdede782c6a6
Reviewed-by: Xavier BESSON <developer@xavi-b.fr>
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/texteditor/command.h

@@ -25,6 +25,7 @@ public:
 
     QStringList options() const;
     void addOption(const QString &option);
+    void addOptions(const QStringList &options);
 
     Processing processing() const;
     void setProcessing(const Processing &processing);