Travel Pay/update travel pay entry

[liztownd]

Note: Delete the description statements, complete each step. None are optional, but can be justified as to why they cannot be completed as written. Provide known gaps to testing that may raise the risk of merging to production.

Summary

• (Summarize the changes that have been made to the platform)
  Updated the Travel Pay app entry in registry.json

• (What is the solution, why is this the solution)
  Changing the rootUrl for our application to allow for future features.
  Old URL: my-health/travel-claim-status
  New URL: my-health/travel-pay

• (Which team do you work for, does your team own the maintenance of this component?)
  Travel Pay

Related issue(s)

• Link to ticket created in va.gov-team repo
  department-of-veterans-affairs/va.gov-team#98178(Team GH Issue)

• Link to vets-website PR
  PR #33498

• Link to vsp-platform-revproxy PR
  PR #780

Testing done

• Describe the steps required to verify your changes are working as expected
• AFTER vets-website PR is merged: Login with and MHV user. Make sure the travel_pay_power_switch feature toggle is turned on. Visit {base_va.gov_url}/my-health/travel-pay/claims/ and verify that the page loads.

Screenshots

N/A

What areas of the site does it impact?

(Describe what parts of the site are impacted if code touched other areas)
registry.json entry for Travel Pay app

Acceptance criteria

Quality Assurance & Testing

• I fixed|updated|added unit tests and integration tests for each feature (if applicable).
• No sensitive information (i.e. PII/credentials/internal URLs/etc.) is captured in logging, hardcoded, or specs
• Linting warnings have been addressed
• Documentation has been updated (link to documentation *if necessary)
• Screenshot of the developed feature is added
• Accessibility testing has been performed

Error Handling

• Browser console contains no warnings or errors.
• Events are being sent to the appropriate logging solution
• Feature/bug has a monitor built into Datadog or Grafana (if applicable)

Authentication

• Did you login to a local build and verify all authenticated routes work as expected with a test user

Requested Feedback

(OPTIONAL) What should the reviewers know in addition to the above. Is there anything specific you wish the reviewer to assist with. Do you have any concerns with this PR, why?

[IGallupSoCo]

LGTM