Add RAD event note on EAD import
Add RAD event note on EAD import

Fixes #4759

Surfrdan/atom,artefactual/binder,Surfrdan/atom,artefactual/atom,artefactual/binder,artefactual/atom,kyfr59/atom-cg35,CENDARI/atom,artefactual/binder,artefactual/atom,Surfrdan/atom,kyfr59/atom-cg35,artefactual/binder,kyfr59/atom-cg35,CENDARI/atom,CENDARI/atom