Refactor edit claim to wizard pattern

[JamieCleare2525]

Context

• To improve the efficiency of Editing a Claim. Refactor the Edit Claim journey to use the Wizard pattern.

Changes proposed in this pull request

• Introduce EditClaimWizard and related steps
• Remove code with is no longer necessary
• Add test coverage to ensure all code changes have been tested.
• ... success?

Guidance to review

Sign in as Anne (School user)

• Visit the show page for an existing DRAFT claim

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• Edit an existing claim (provider, mentors, mentor training hours)
• Submit the claim -> The existing claim should be updated and submitted.

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• Click "Submit claim"
• You should be redirected to the Declaration page.
• Click "Submit claim" -> The existing clam should be submitted

Sign in as Colin (Support user)

• Visit the show page for an existing DRAFT claim
• Edit an existing claim (provider, mentors, mentor training hours)
• Submit the claim -> The existing claim should be updated and submitted.

Link to Trello card

https://trello.com/c/dzMquW8D/934-refactor-the-edit-claim-form-to-use-the-wizard-pattern

[github-actions]

Deployments

App	URL
Track & Pay	https://track-and-pay-1212.test.teacherservices.cloud
School Placements	https://manage-school-placements-1212.test.teacherservices.cloud