[native][web] Convert account deletion components to hooks

Summary:
While I was refactoring these, I figured they made more sense as function components.

Depends on D9425

Test Plan: Test account deletion components and make sure they still work

Reviewers: varun, atul, ginsu

Reviewed By: ginsu

Subscribers: tomek, wyilio

Differential Revision: https://phab.comm.dev/D9426