[New Snap] Vital Wallet

Checklist

All items in the list below needs to be satisfied.

[x] Is the Snap repository publicly accessible and linked in this ticket? https://github.com/neo-ngd/neo-metamask-snap.git
[x] Is the Snap distributed on npm and linked in this ticket? https://www.npmjs.com/package/neo-snap
[ ] Has an audit been performed and the audit report attached or linked in this issue?
[ ] Is a complete list of discovered vulnerabilities from the audit documented in this issue?
[ ] For vulnerabilities that have been deemed necessary to be addressed, are the links to the fixes attached to this issue?
[ ] For vulnerabilities that have been deemed not necessary to be addressed, is a reason for each of them documented in this issue?
[ ] The corresponding pull request in this repo has been merged.