Feat: Adding terraform bootstrap for fully private deployment

[edgarsilva948]

What does this PR do?

This PR introduces a Terraform bootstrap configuration for fully private deployments. The update provides a secure and isolated setup by ensuring all resources are configured without public internet access.

Motivation

The need for enhanced security and compliance in sensitive environments motivated the development of this fully private deployment example. By leveraging a fully isolated infrastructure, users can significantly mitigate exposure to external threats.

More

• Tested: Yes, I have tested this PR using my local setup. (Details of the test evidence are provided under Additional Notes.)
• Examples Added: Yes, I have added a new example under examples to support my PR.
• Documentation Updated: Yes, I have updated the documentation to reflect this feature.
• Linked Issue/Feature Request: Yes, I have linked to an issue or feature request where applicable. (Include the link if available.)

Note:

• Not all PRs require adding examples and updating documentation.
• We prefer small, well-tested pull requests. Please ensure your PR is self-contained and commits are squashed where appropriate.

For Moderators

• E2E Test: Has the E2E test been successfully completed before merging?

Additional Notes

N/A

[candonov]

@edgarsilva948 How does the IAM family provider talk to the IAM API? We cannot create a vpc endpoint for iam because the API is global.

[candonov]

LGTM!