fix: Add ${bootstrap_extra_args} to windows launch template

[linusguan]

What does this PR do?

Add ${bootstrap_extra_args} to windows launch template to allow pass in arguments directly to bootstrap, this feature exists in the linux launch template.

This enables customers to launch windows node in private subnets without internet access by pass in -APIServerEndpoint <cluster-endpoint> -Base64ClusterCA <certificate-authority> mentioned in AWS Doc.

Motivation

• Resolves [bug] Windows Launch Template is missing ${bootstrap_extra_args} #1239

More

• Yes, I have tested the PR using my local account setup (Provide any test evidence report under Additional Notes)
• Yes, I have added a new example under examples to support my PR
• Yes, I have created another PR for add-ons under add-ons repo (if applicable)
• Yes, I have updated the docs for this feature
• Yes, I ran pre-commit run -a with this PR

For Moderators

• E2E Test successfully complete before merge?

Additional Notes

[csantanapr]

@linusguan does you tested on windows and it worked for you to make windows nodes with no internet?

[linusguan]

@linusguan does you tested on windows and it worked for you to make windows nodes with no internet?

Hi @csantanapr, yep I tested in my environment with windows nodes without internet access.