[config] Ignore cubicweb-pyramid in available_cubes()
So that, in particular, its ccplugin.py does not get loaded (which would hide
the "pyramid" command in cubicweb).
Related to #14023058.
include *.py
include */*.py
recursive-include cubicweb_%(cubename)s *.py
recursive-include cubicweb_%(cubename)s/data *.gif *.png *.ico *.css *.js
recursive-include cubicweb_%(cubename)s/i18n *.po
recursive-include cubicweb_%(cubename)s/wdoc *
recursive-include test/data bootstrap_cubes *.py
include tox.ini
recursive-include debian changelog compat control copyright rules
include cubicweb-%(cubename)s.spec