misc: update VersionMiddleware location (#6981)

wcs/root.py

@@ -19,9 +19,13 @@ import os
 import re
 
 try:
-    from entrouvert.wsgi.middleware import VersionMiddleware
+    from hobo.scrutiny.wsgi.middleware import VersionMiddleware
 except ImportError:
-    VersionMiddleware = None
+    # also try older location
+    try:
+        from entrouvert.wsgi.middleware import VersionMiddleware
+    except ImportError:
+        VersionMiddleware = None
 
 from quixote import get_publisher, get_response, get_session, redirect, get_session_manager
 from quixote.directory import Directory