Resolve egress rules cyclic dependencies for security groups

[TiberiuGC]

Issue #, if available: aws-controllers-k8s/community#2191

Description of changes:

• generates the code for resolving egress rules SG references
• updates integration tests to account for egress rules references

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[ack-prow]

@TiberiuGC: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ec2-verify-attribution	ab3d089	link	false	/test ec2-verify-attribution

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[a-hilaly]

Thank you!!
/lgtm

[ack-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: a-hilaly, TiberiuGC

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