The pri files already put the plugin spec into OTHER_FILES

Change-Id: I08bc60c72f8a37043ba9fb7bb2e9bd9b3dad9039
Reviewed-by: Eike Ziller <eike.ziller@nokia.com>

share/qtcreator/templates/wizards/qtcreatorplugin/myplugin.pro

@@ -11,9 +11,6 @@ HEADERS += %PluginName:l%plugin.h\
         %PluginName:l%_global.h\
         %PluginName:l%constants.h
 
-OTHER_FILES = %PluginName%.pluginspec
-
-
 # Qt Creator linking
 
 ## set the QTC_SOURCE environment variable to override the setting here