Fix inconsistent dialog input for Workflows

Workflows run for a dynamic dialog have their dialog_values nested
under a top-level `{:dialog => {}} ` key, workflows run as a Service
Template Entrypoint should have the same format.

app/models/miq_request_task.rb

@@ -266,7 +266,7 @@ def valid_states
   end
 
   def workflow_inputs
-    dialog_values
+    {:dialog => dialog_values}
   end
 
   def dialog_values

spec/models/service_template_provision_task_spec.rb

@@ -117,6 +117,61 @@ def service_resource_id(index, scaling_max)
         end
 
         context "with configuration_script_payload" do
+          it "creates a configuration_script instance" do
+            zone               = FactoryBot.create(:zone, :name => "special")
+            automation_manager = FactoryBot.create(:ems_workflows_automation, :zone => zone)
+            payload            = FactoryBot.create(:embedded_workflow, :manager => automation_manager)
+            @task_0.source     = FactoryBot.create(
+              :service_template_generic,
+              :name             => "Provision",
+              :resource_actions => [
+                FactoryBot.create(:resource_action, :action => "Provision", :configuration_script_payload => payload)
+              ]
+            )
+
+            @task_0.deliver_queue
+
+            expect(@task_0.reload.options.keys).to include(:miq_task_id, :configuration_script_id, :configuration_script_payload_id)
+
+            configuration_script = ConfigurationScript.find(@task_0.options[:configuration_script_id])
+
+            expect(configuration_script).to have_attributes(:manager => automation_manager, :run_by_userid => @admin.userid, :status => "pending", :context => hash_including("Execution" => hash_including("Input" => {"dialog" => {}})))
+            expect(MiqQueue.first).to       have_attributes(
+              :instance_id => configuration_script.id,
+              :class_name  => configuration_script.type,
+              :method_name => "run",
+              :queue_name  => "automate",
+              :role        => "automate",
+              :args        => [hash_including(:object_type => "ServiceTemplateProvisionTask", :object_id => @task_0.id)]
+            )
+          end
+
+          context "with dialog_values" do
+            let(:dialog_values) { {:foo => "bar"} }
+            before { @task_0.options[:dialog] = dialog_values }
+
+            it "creates a configuration_script instance" do
+              zone               = FactoryBot.create(:zone, :name => "special")
+              automation_manager = FactoryBot.create(:ems_workflows_automation, :zone => zone)
+              payload            = FactoryBot.create(:embedded_workflow, :manager => automation_manager)
+              @task_0.source     = FactoryBot.create(
+                :service_template_generic,
+                :name             => "Provision",
+                :resource_actions => [
+                  FactoryBot.create(:resource_action, :action => "Provision", :configuration_script_payload => payload)
+                ]
+              )
+
+              @task_0.deliver_queue
+
+              configuration_script = ConfigurationScript.find(@task_0.options[:configuration_script_id])
+
+              expect(configuration_script.context).to include("Execution" => hash_including("Input" => {"dialog" => dialog_values}))
+            end
+          end
+        end
+
+        context "with a configuration_script_payload in options" do
           it "creates a configuration_script instance" do
             zone               = FactoryBot.create(:zone, :name => "special")
             automation_manager = FactoryBot.create(:ems_workflows_automation, :zone => zone)