Hostname prefix with hyphen

[ab-cs13]

Rollback Plan

If a change needs to be reverted, we will publish an updated version of the library.

Changes to Security Controls

No

Description

A bug detected in our internal E2E customer experience test : cloud vm cluster creation failed due to "-" present in the hostname prefix. Underlying API adds "-<random_suffix>" to the hostname_prefix and generates computed_hostname_prefix.

Output from Acceptance Testing

Test evidences attached to the PR.

[github-actions]

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[github-actions]

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[ab-cs13]

Test evidence