Support tags on NAT Gateways per AZ

[pavlospt]

Is your request related to a new offering from AWS?

No

Is your request related to a problem? Please describe.

No

Describe the solution you'd like.

Be able to specify NAT gateway tags per AZ, just like in other VPC resources.

Describe alternatives you've considered.

There is none from what I have searched.

Additional context

Already resolved by #1140

[github-actions]

This issue has been automatically marked as stale because it has been open 30 days
with no activity. Remove stale label or comment or this issue will be closed in 10 days

[pavlospt]

Shouldn't be closed, we are still discussing it under the PR!