Support pods

[chancancode]

Fill these in:

https://github.com/emberjs/ember-optional-features/blob/master/features/application-template-wrapper.js#L29-L31

https://github.com/emberjs/ember-optional-features/blob/master/features/template-only-glimmer-components.js#L42-L44

[rwjblue]

@Turbo87 - Can you confirm this is completed? I think #97 took care of it...

[Turbo87]

@rwjblue I only worked on the template-only-glimmer-components part. The application-template-wrapper might still need adjustments.