Revert "Require importlib_resources <6"

Author: chrisburr

construct.yaml

@@ -105,7 +105,7 @@ specs:
   - suds-jurko-compat
   - tornado *+dirac*
   - xmltodict
-  - importlib_resources <6
+  - importlib_resources
   # Temporary workaround until we have releases with https://github.com/DIRACGrid/DIRAC/pull/6458
   - importlib_metadata <5.0.0
   # Testing and development