Use bool for the template argument.

It is only ever called with 'true' or 'false'.

Change-Id: Ibaba1c964cebb3ac75a230471a7a6547c2245039
Reviewed-by: Kent Hansen <kent.hansen@nokia.com>
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@nokia.com>

src/corelib/kernel/qmetatype.cpp

@@ -611,7 +611,7 @@ bool QMetaType::isRegistered(int type)
 
     Implementation of QMetaType::type().
 */
-template <int tryNormalizedType>
+template <bool tryNormalizedType>
 static inline int qMetaTypeTypeImpl(const char *typeName)
 {
     int length = qstrlen(typeName);