2399 IA improvments

[tomlovesgithub]

What's included?

Needs digital-platform #1095 to function

Remove hard limit date for assessments.
Allow IA details to be changed after requests have been sent.

Who should test?

✅ Product owner
✅ Developers
✅ UTG

How to test?

• Ensure there is no place for assessment hard limits to be entered into exercise details.
• Verify that an assessment can be submitted after the due date.
• Amend assessor details after request and see that they are reflected under the IA task.

Risk - how likely is this to impact other areas?

🟠 Medium risk - this does change code that is shared with other areas

Additional context

Screen.Recording.2024-05-22.at.18.11.00.mov

https://admin-develop.judicialappointments.digital/exercise/GYysuH7M4V21MFVM8Dzg/dashboard

---

PREVIEW:DEVELOP
can be OFF, DEVELOP or STAGING

[github-actions]

Visit the preview URL for this PR (updated for commit 97d5138):

https://jac-admin-develop--pr2407-2399-issues-with-ias-vcepeamu.web.app

_{(expires Thu, 27 Jun 2024 12:05:43 GMT)}

_{🔥 via Firebase Hosting GitHub Action 🌎}

_{Sign: 4e92cf51659207b0ae3509dc5c40edde50edfec0}