[FEQ] / Ameerul / FEQ-1411 Create The Nickname Modal (#13028)

* chore: added react-modal

* feat: nickname modal

* chore: updated deriv/ui library

* chore: replaced px with rem, fixed styling issues

* chore: used Controller to wrap around input

* fix: remove component from home

* chore: added Text in Button

* chore: removed timeout, added debounce

Author: ameerul-deriv