(Backport v0.37.x)fix: prevent hash collisions while resolving subnets, security groups and AMIs from nodeclass selectors

[engedaam]

Fixes #N/A

Description

• Backport: fix: prevent hash collisions while resolving subnets, security groups and AMIs from nodeclass selectors #8632

How was this change tested?

• make presubmit

Does this change impact docs?

• Yes, PR includes docs updates
• Yes, issue opened: #
• No

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

[coveralls]

Pull Request Test Coverage Report for Build 18770572424

Details

• 124 of 148 (83.78%) changed or added relevant lines in 9 files are covered.
• 4 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-0.07%) to 78.562%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/fake/ec2api.go	87	91	95.6%
pkg/fake/atomic.go	0	6	0.0%
pkg/fake/types.go	7	21	33.33%

Files with Coverage Reduction	New Missed Lines	%
pkg/providers/amifamily/ami.go	4	89.53%

Totals
Change from base Build 18766989685:	-0.07%
Covered Lines:	5988
Relevant Lines:	7622

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💛 - Coveralls

[ryan-mist]

LGTM 🚀