Fix that states AWS IAM Instance Profile blocks IAM Role

[angeloskaltsikis]

According to aws-cli docs,
it is needed to delete any Instance profile that uses a role before deleting
the actual role. This fix adds a "blocks" statement to the IAM Instance Profile,
to declare that it should block the IAM Role deletion.

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Hi @angeloskaltsikis. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[angeloskaltsikis]

/check-cla

[rifelpet]

/ok-to-test

[rifelpet]

thanks for this!

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: rifelpet

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