Validate image example URLs in code components.

Dave Longrequested to merge
issue/canvas-3586958:3586958-validate-image-example-urls into 1.x

Moves code component specific validation to the code component entity.

AI-Generated: Yes (Used Claude Code to assist with discovery and tests)

Testing instructions

  • Check with a component with an image prop with a relative URL example

Closes #3586958

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