chore: recover expired shido ibc light client

[johnletey]

This PR adds upgrade logic to the v11 Flux line to recover the expired Shido IBC light client.

This has been tested locally against an in-place fork of mainnet :

[coderabbitai]

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✨ Finishing touches

🧪 Generate unit tests

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch john/recover-shido-client

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