Adding SMS Feedback Support to AJO Feedback Schhema

## What are the schemas that are affected by the issue

https://github.com/adobe/xdm/blob/master/extensions/adobe/experience/customerJourneyManagement/message-delivery-feedback.schema.json
https://github.com/adobe/xdm/blob/master/extensions/adobe/experience/customerJourneyManagement/messageprofile.schema.json

## What are examples of products that are impacted by the issue

AJO (Adobe Journey Optimizer)

Start by reviewing message-delivery-feedback.schema.json and messageprofile.schema.json, the two affected schemas named in the issue. Determine the required representation for AJO SMS feedback and update both schemas so SMS feedback is supported consistently; completion should be verified against the schema requirements and affected product use case.

Written by the indexing model from the issue text.