Storage node and IR in 0.23.1 are able to deduct
if notary service is enabled, so there is no such
env for them anymore.
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
`notary.md` contains brief description about
notary service and steps to enable or disable
it in neofs-dev-env chains.
Signed-off-by: Alex Vanin <alexey@nspcc.ru>