Add BYOS info to SCC GET request

[jesusbv]

Description

When checking SCC for subscription expiration on a GET request, SCC does rotate the system token

Set the byos info on the request to fix that

Update changelog to keep track of pub cloud changes

Change Type

Please select the correct option.

• [X] Bug Fix (a non-breaking change which fixes an issue)
• [ ] New Feature (a non-breaking change which adds new functionality)
• [ ] Documentation Update (a change which only updates documentation)

Checklist

Please check off each item if the requirement is met.

• [X] I have verified that my code follows RMT's coding standards with rubocop.
• [X] I have reviewed my own code and believe that it's ready for an external review.
• [ ] I have provided comments for any hard-to-understand code.
• [ ] I have documented the MANUAL.md file with any changes to the user experience.
• [X] RMT's test coverage remains at 100%.
• [ ] If my changes are non-trivial, I have added a changelog entry to notify users at package/obs/rmt-server.changes.

Other Notes

Please use this space to provide notes or thoughts to the team, such as tips on how to review/demo your changes.