cubicweb-wireit #2392864 Ensure Wiring / WiringLanguage coherency [validation pending]

Disallow WiringLanguage edition if a linked Wiring is not valid for this new language

prioritynormal
typeenhancement
done in0.2.0
load1.000
load left0.000
closed by#18c13f83fa25 (closes #2392864) Implement minimal coherency checks when changing the definition of a language already linked to wirings.