Add payment method position to the gather cms data and fix typeError for display in page

[joyet-simon]

Reason for change

Linear task

Code changes

We add the payment_method_position in the CmsFeatures Object and add a new proxy for WC_PAYMENT_GATEWAYS

How to test

As a reviewer, you are encouraged to test the PR locally.

Checklist for authors and reviewers

• The title of the PR uses business wording, not technical jargon, for the changelog readers to understand it
• The PR implements the changes asked in the referenced task / issue
• The automated tests are compliant with the testing strategy
• The tests are relevant, and cover the corner/error cases, not only the happy path
• You understand the impact of this PR on existing code/features
• The changes include adequate logging and Datadog traces
• Documentation is updated (API, developer documentation, ADR, Notion...)

Non applicable

[Francois-Gomis]

Add test for private method get payment position

[github-actions]

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[sonarqubecloud]

Quality Gate failed

Failed conditions
0.0% Coverage on New Code (required ≥ 50%)

See analysis details on SonarQube Cloud

[github-actions]

❌ E2E tests have failed.
➡️ You can find the results here.