Shared specs for lock token messages should be less stringent.

[tpendragon]

See:

valkyrie/lib/valkyrie/specs/shared_specs/persister.rb

Line 354 in 3b2d5d2

expect { persister.save(resource: resource) }.to raise_error(Valkyrie::Persistence::StaleObjectError, "The object #{resource.id} has been updated by another process.")

and

valkyrie/lib/valkyrie/specs/shared_specs/persister.rb

Line 428 in 3b2d5d2

.to raise_error(Valkyrie::Persistence::StaleObjectError, "One or more resources have been updated by another process.")

Hyrax wanted to add more information to their messages but was unable to. See https://github.com/samvera/hyrax/pull/4826/files#diff-73caa203a9c5c992790524775b0d7251a4490cbb154382cdb2a5483019bf0e4aR47