[hooks] Delete some properties cached on entities schema on schema updates cubicweb.schema add two additional @cachedproperty that should be cleared when in-memory schema is modified. This may leads to e.g. attempt to delete some already dropped relations. Related to #16130960

usr/bin/cubicweb-ctl usr/bin/
usr/lib/python2*/*-packages/cubicweb/cwctl.py
../cubicweb-ctl.bash_completion etc/bash_completion.d/cubicweb-ctl