op_mode: T6389: Check architecture and flavor compatibility on upgrade attempts

[natali-rs1985]

Change Summary

Added validation for architecture and flavor compatibility while adding a new image

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (formatting, renaming)
• Refactoring (no functional changes)
• Migration from an old Vyatta component to vyos-1x, please link to related PR inside obsoleted component
• Other (please describe): installing image validation

Related Task(s)

• https://vyos.dev/T6389

Related PR(s)

Component(s) name

op mode

Proposed changes

How to test

install new image with add system image command

Smoketest result

Checklist:

• I have read the CONTRIBUTING document
• I have linked this PR to one or more Phabricator Task(s)
• I have run the components SMOKETESTS if applicable
• My commit headlines contain a valid Task id
• My change requires a change to the documentation
• I have updated the documentation accordingly