Merge pull request #645 from scipp/dependabot/pip/requirements/scipp-25.11.0

Bump scipp from 25.8.0 to 25.11.0 in /requirements

Author: jl-wynen

requirements/base.txt

@@ -62,7 +62,7 @@ python-dateutil==2.9.0.post0
     #   -r base.in
     #   matplotlib
     #   scippnexus
-scipp==25.8.0
+scipp==25.11.0
     # via
     #   -r base.in
     #   scippnexus