Migrated newUserForm.js to MUI

[ntrehan]

Fixes #1693

What changes did you make and why did you make them ?

• Changed the contents of NewUserForm.js from regular HTML to Material UI as part of migration

Screenshots of Proposed Changes Of The Website (if any, please do not screen shot code changes)

Visuals of empty form before changes are applied

Visuals of empty after changes are applied

Visuals of filled form before changes are applied

Visuals of filled form before changes are applied

Visuals of filled form after changes are applied

Test 1 : create a new user that has never attended Hack Night before. Result - Passed

Test 2 : create a new user that has attended Hack Night before. Result - Passed

[github-actions]

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git pull https://github.com/ntrehan/VRMS.git 1693

[trillium]

Thanks for putting in the work on this one. It was definitely more.

We're planning on removing the HackNight question later on, so no need to remove switch that to an MUI date picker