version 0.8.0 pulls in ohai 8.2.0 gem which requires ruby 2.x

[mmmorris1975]

When using attribute-validator cookbook, it is pulling in version 0.8.0 of chef-attribute-validator gem, which in turn is pulling in version 8.2.0 of the ohai gem, which in turn requires ruby 2.x.

Install fails with this error:

/opt/chef/embedded/bin/gem install chef-attribute-validator

Fetching: chef-attribute-validator-0.8.0.gem (100%)
Fetching: mime-types-2.4.3.gem (100%)
Fetching: mixlib-shellout-2.0.1.gem (100%)
Fetching: ohai-8.2.0.gem (100%)
ERROR: Error installing chef-attribute-validator:
ohai requires Ruby version >= 2.0.0.

We are using Chef 11.16, which is still on ruby 1.9.3