Require poise explicitly

[noahhl]

With Chef 12.2.1, I was getting repeated errors about Poise being undefined, preventing workbook compilation.

A simple require 'poise' fixed it up.

[spuder]

+1 Same problem with chef 12.7.2

      NoMethodError
       -------------
       undefined method `Poise' for Chef::Resource::Rundeck:Class

       Cookbook Trace:
       ---------------
         /tmp/kitchen/cache/cookbooks/rundeck/libraries/rundeck.rb:23:in `<class:Rundeck>'
         /tmp/kitchen/cache/cookbooks/rundeck/libraries/rundeck.rb:22:in `<class:Chef>'
         /tmp/kitchen/cache/cookbooks/rundeck/libraries/rundeck.rb:21:in `<top (required)>'

       Relevant File Content:
       ----------------------
       /tmp/kitchen/cache/cookbooks/rundeck/libraries/rundeck.rb:

        16:  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
        17:  # See the License for the specific language governing permissions and
        18:  # limitations under the License.
        19:  #
        20:
        21:  class Chef
        22:    class Resource::Rundeck < Resource
        23>>     include Poise(container: true)
        24:      actions(:install, :restart, :rebuild_realm, :wait_until_up)
        25:
        26:      attribute(:node_name, kind_of: String, name_attribute: true)
        27:      attribute(:version, kind_of: String, default: lazy { node['rundeck']['version'] })
        28:      attribute(:launcher_url, kind_of: String, default: lazy { node['rundeck']['launcher_url'] })
        29:      attribute(:service_name, kind_of: String, default: 'rundeck')
        30:      # Paths
        31:      attribute(:path, kind_of: String, default: lazy { node['rundeck']['path'] })
        32:      attribute(:config_path, kind_of: String, default: lazy { node['rundeck']['config_path'] })