Fixes this error:

In file included from /builddir/build/BUILD/MuseScore-4.2.1/src/framework/ui/view/interactiveprovider.cpp:22,
                 from /builddir/build/BUILD/MuseScore-4.2.1/redhat-linux-build/src/framework/ui/CMakeFiles/ui.dir/Unity/unity_1_cxx.cxx:7:
/builddir/build/BUILD/MuseScore-4.2.1/src/framework/ui/view/interactiveprovider.h:181:5: error: ‘QEventLoop’ does not name a type; did you mean ‘QEvent’?
  181 |     QEventLoop m_fileDialogEventLoop;
      |     ^~~~~~~~~~
      |     QEvent

--- MuseScore-4.2.1/src/framework/ui/view/interactiveprovider.h.orig	2024-01-23 02:35:14.000000000 -0700
+++ MuseScore-4.2.1/src/framework/ui/view/interactiveprovider.h	2024-02-04 17:46:27.853745947 -0700
@@ -26,6 +26,7 @@
 #include <QVariant>
 #include <QMap>
 #include <QStack>
+#include <QEventLoop>
 
 #include "modularity/ioc.h"
 #include "../iinteractiveprovider.h"