Dmirano/3721 optimize cypress tests

[mirano-darren]

Resolves #3721 and #3732

Description-
These changes modify the proposed budget cypress tests to run faster

This pull request changes...

• proposed budget stuff in /cypress/
• added some test variables on the proposed budget page in /web/
• added a getEAPDTable() to cypress commands that should convert a table to a JSON
  • doesn't work with every table as they are not all identical, I can add more commands for specific tables in the future.

Steps to manually verify this change...

1. cypress tests pass on github actions, but feel free to try it on your local machine

This pull request is ready to review when...

• Automated tests are updated (and all tests are passing)
• The change has been documented
• Associated OpenAPI documentation has been updated
• Changelog is updated as appropriate
• The experience passes a basic manual accessibility audit (keyboard nav, screenreader, text scaling) OR an exemption is documented

This pull request can be merged when…

• Code has been reviewed by someone other than the original author
• QA has verified the accessibility and functionality related to the change
• Design has approved the experience
• Product has approved the experience

[cms-eapd-bot]

This deploy was cleaned up.

[thetif]

looks great! also great speed up on the cypress run!

[thetif]

Test Name	Previous Run Time	New Run Time	Diff
✓ should have the default values for Proposed Budget	(1146738ms)	(20970ms)	18.7628 minutes
✓ should display the default values for Proposed Budget in export view	(1276435ms)	(25087ms)	20.8558 minutes
✓ should have the correct values for Proposed Budget	(1146738ms)	(111976ms)	17.2460333 minutes
✓ should export the correct values for Proposed Budget Export View	(1276435ms)	(32827ms)	20.7268 minutes

Total reduction: 1.29319056 hours