PXBF-1928-cypress-page-objects-alpha-order: organize page object methods in alpha order

[nehemiah-abuga]

PR Summary

This PR organizes he methods in the pageObjects.js file So that I can quickly locate and manage individual page object methods, making the file easier to read and maintain.

Related Github Issue

• Fixes #1928

Detailed Testing steps

• [ ] pull changes locally
• [ ] cd benefit finder
• [ ] npm run dev:storybook
• [ ] cy:run:e2e and verify all test pass