- fixed mixin class used by the view directive

(Looks like someone mixed up zope.browserpage.metaconfigure.simple and zope.browserpage.simpleviewclass.simple. Doesn't make a big difference here, but zope.browserpage uses the other one in this place.)

src/Products/Five/browser/metaconfigure.py

@@ -267,9 +267,9 @@ class view(zope.browserpage.metaconfigure.view):
                     )
 
         if class_ is not None:
-            bases = (class_, ViewMixinForTemplates)
+            bases = (class_, simple)
         else:
-            bases = (ViewMixinForTemplates,)
+            bases = (simple,)
 
         try:
             cname = str(name)