Use non-deprecated KAuth includes

Needed to build with KF deprecation level 5.92 or above.

kcms/kfontinst/dbus/FontInst.cpp

@@ -11,7 +11,10 @@
 #include "fontinstadaptor.h"
 #include "kfontinst_debug.h"
 
-#include <KAuth>
+#include <KAuth/Action>
+#include <KAuth/ActionReply>
+#include <KAuth/ExecuteJob>
+#include <KAuth/HelperSupport>
 #include <QDebug>
 #include <QTimer>
 #include <fontconfig/fontconfig.h>

kcms/kfontinst/dbus/Helper.cpp

@@ -10,6 +10,7 @@
 #include "FontInst.h"
 #include "Misc.h"
 #include "Utils.h"
+#include <KAuth/HelperSupport>
 #include <QCoreApplication>
 #include <QDebug>
 #include <QDomDocument>

kcms/kfontinst/dbus/Helper.h

@@ -5,7 +5,7 @@
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
 
-#include <KAuth>
+#include <KAuth/ActionReply>
 #include <QObject>
 #include <QSet>
 

runners/kill/killrunner.cpp

@@ -11,7 +11,7 @@
 #include <QDebug>
 #include <QIcon>
 
-#include <KAuth>
+#include <KAuth/Action>
 #include <KLocalizedString>
 #include <KProcess>