cubicweb #5706307 ComputedRelation: The permissions are not serialized [validation pending]

Illustration from a shell:

>>> add_relation_type('active_wish')
>>> fsschema.rschema('active_wish').permissions
{'read': ('managers', 'users', 'endusers')}
>>> schema.rschema('active_wish').permissions
{'read': ('managers', 'users', 'guests'), 'add': (), 'delete': ()}
prioritynormal
typebug
done in3.21.1
load3.000
load left0.000
closed by#1d824df4f2bd Fix (de)serialization of ComputedRelation read permissions
patchFix (de)serialization of ComputedRelation read permissions [applied]Fix (de)serialization of ComputedRelation read permissions [folded]