Add preBootstrapCommands to userdata when using customAMI

[kishoregv]

Description

Will fix #4032

Checklist

• Added tests that cover your change (if possible)
• Added/modified documentation as required (such as the README.md, or the userdocs directory)
• Manually tested
• Made sure the title of the PR is a good description that can go into the release notes
• (Core team) Added labels for change area (e.g. area/nodegroup) and kind (e.g. kind/improvement)

BONUS POINTS checklist: complete for good vibes and maybe prizes?! 🤯

• Backfilled missing tests for code in same general area 🎉
• Refactored something and made the world a better place 🌟

[Callisto13]

👍 thanks @kishoregv.

Can you make this a draft while it is still WIP? That way it will be easy for us to spot when it is ready for review 🙏

[kishoregv]

Can you make this a draft while it is still WIP? That way it will be easy for us to spot when it is ready for review 🙏

Thanks for the advice. Will do that in future.

The PR is now ready for review.

Thanks

[Callisto13]

👍 could you add some testing to pkg/nodebootstrap/managed_al2_test.go please?

[Himangini]

@kishoregv can you resolve the conflicts, please. We can then proceed to review and merge this PR :)

[kishoregv]

@kishoregv can you resolve the conflicts, please. We can then proceed to review and merge this PR :)

@Himangini Done.👍

[Callisto13]

LGTM!