CASMCMS-9037 - remove unused ssh features.

[dlaine-hpe]

Summary and Scope

To help future CVE issues, only install the parts of openssh that we use, not the entire package.

Issues and Related PRs

• Resolves CASMCMS-9037

Testing

Tested on:

• Wasp

Test description:

Ran through the entire range of workflows that use these scripts. Everything ran successfully with no errors in the log output.

• Were the install/upgrade-based validation checks/tests run (goss tests/install-validation doc)? N
• Were continuous integration tests run? If not, why? N
• Was upgrade tested? If not, why? N
• Was downgrade tested? If not, why? N
• Were new tests (or test issues/Jiras) created for this change? N

Risks and Mitigations

Low risk.

Pull Request Checklist

• Version number(s) incremented, if applicable
• Copyrights updated
• License file intact
• Target branch correct
• CHANGELOG.md updated
• Testing is appropriate and complete, if applicable