Remove subscription requirement for field interpolation.

lib/custom_wizard/mapper.rb

@@ -255,7 +255,7 @@ class CustomWizard::Mapper
       end
     end
 
-    if opts[:template] && CustomWizard::Subscription.subscribed?
+    if opts[:template] #&& CustomWizard::Subscription.subscribed?
       template = Liquid::Template.parse(string)
       string = template.render(data)
     end

spec/components/custom_wizard/mapper_spec.rb

@@ -373,7 +373,7 @@ describe CustomWizard::Mapper do
       expect(result).to eq(template_params["step_1_field_1"])
     end
 
-    it "requires a subscription" do
+    it "does not require a subscription" do
       template = '{{ "w{step_1_field_1}" | size }}'
       mapper = create_template_mapper(template_params, user1)
       result = mapper.interpolate(
@@ -383,7 +383,7 @@ describe CustomWizard::Mapper do
         wizard: true,
         value: true
       )
-      expect(result).to eq("{{ \"#{template_params["step_1_field_1"]}\" | size }}")
+      expect(result).to eq("5")
     end
 
     context "with a subscription" do