MimeProvider: Add #include <QtGlobal> for version check

It is required with Qt 5.11.

Task-number: QTCREATORBUG-20912
Change-Id: I172caf605a95d560d730d8007f2cf623abc90957
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/libs/utils/mimetypes/mimeprovider.cpp

@@ -50,6 +50,7 @@
 #include <QDebug>
 #include <QDateTime>
 #include <QtEndian>
+#include <QtGlobal>
 
 using namespace Utils;
 using namespace Utils::Internal;