Implement updateResource

[miquelgall]

Summary

• Add updateResource(resourceId, data, params?) for PATCH /rest/ofscCore/v1/resources/{resourceId}
• Add update resource request/query types, including identifyResourceBy
• Document the new resource method and add mocked unit coverage

Closes #87

Testing

• npm run build
• npx jest test/unit/updateResource.test.ts --coverage=false

Notes

• Full npm test was attempted, but live OFS integration tests fail with 401 Authentication failed from the configured sunrise0701 OFS instance.