feat: STLS bootstrap integration with linux CSE

[cameronmeissner]

What type of PR is this?

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Requirements:

• [ ] uses conventional commit messages
• [ ] includes documentation
• [ ] adds unit tests
• [ ] tested upgrade from previous version

Special notes for your reviewer:

Release note:

none

[coveralls]

Pull Request Test Coverage Report for Build 8824219378

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

• For more information on this, see Tracking coverage changes with pull request builds.
• To avoid this issue with future PRs, see these Recommended CI Configurations.
• For a quick fix, rebase this PR at GitHub. Your next report should be accurate.

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 62 unchanged lines in 2 files lost coverage.
• Overall coverage decreased (-22.4%) to 56.767%

---

Files with Coverage Reduction	New Missed Lines	%
pkg/agent/variables.go	6	96.34%
pkg/agent/datamodel/types.go	56	78.55%
<!--	Total:	62

Totals
Change from base Build 8741243047:	-22.4%
Covered Lines:	2911
Relevant Lines:	5128

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💛 - Coveralls

[cameronmeissner]

replaced by #6374