Translations: Remove header includes of *tr.h in .h files

The wrong Tr::tr could be executed by code indirectly including a *tr.h
file from another module.
To Translate in a header file, use QCoreApplication::tr().

Change-Id: I30e67245991d2c2f0eeb01ab356555bdb9841af0
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/libs/utils/aspects.cpp

@@ -10,6 +10,7 @@
 #include "pathchooser.h"
 #include "qtcassert.h"
 #include "qtcsettings.h"
+#include "utilstr.h"
 #include "variablechooser.h"
 
 #include <QAction>