Debounce re-send email verification requests

Summary

Debounce needed on re-send verification email prompt.

Steps to reproduce

1. Make a new account
2. Tap quickly a few times on the resend verification email banner's pressable area.
3. Prompt will pop up whilst tapping
4. Multiple emails will arrive

Platform information

Made it happen on Galaxy S10

v4.8.2

What is the current bug behavior?

Multiple emails sent - only the last one will be valid which may confuse users.

What is the expected correct behavior?

Request should be debounced.

Relevant logs and/or screenshots

(Paste any relevant logs - please use code blocks (```) to format console output, logs, and code as it's very hard to read otherwise.)

Possible fixes

(If you can, link to the line of code that might be responsible for the problem)