Trigger EMR on EKS jobs with Apache Airflow

[victorgu-github]

What does this PR do?

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Motivation

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• 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 to add a new Add-on for Terraform EKS Blueprints repo (if applicable)
• Yes, I have updated the website/docs or website/blog section for this feature
• Yes, I ran pre-commit run -a with this PR. Link for installing pre-commit locally

For Moderators

• E2E Test successfully complete before merge?

Additional Notes

[victorgu-github]

@vara-bonthu the pre-commit failed because of the external modules not this example code. Pls review and I am ready to demo it.

[vara-bonthu]

Thanks for this great PR 👍🏼 @season1946 . Overall PR looks good to me. I left few minor comments.

[victorgu-github]

@vara-bonthu thanks for the comments. they are all fixed in the new commit d5130dd

[vara-bonthu]

/LGTM