fix(preflights): support for builtin kernel modules

[emosbaugh]

Description, Motivation and Context

kernelModule host collector does not take into account the modules.builtin file.

Collector and analyzer fail on some hosts with modules built in.

[   33.194758] cloud-init[974]: ✗  4 host preflights failed
[   33.195554] cloud-init[974]:  •  The 'overlay' kernel module is not loaded or loadable
[   33.196514] cloud-init[974]:  •  The 'ip_tables' kernel module is not loaded or loadable
[   33.196950] cloud-init[974]:  •  The 'br_netfilter' kernel module is not loaded or loadable
[   33.197368] cloud-init[974]:  •  The 'nf_conntrack' kernel module is not loaded or loadable
[   33.197597] cloud-init[974]: Please address these issues and try again.

Checklist

• New and existing tests pass locally with introduced changes.
• Tests for the changes have been added (for bug fixes / features)
• The commit message(s) are informative and highlight any breaking changes
• Any documentation required has been added/updated. For changes to https://troubleshoot.sh/ create a PR here

Does this PR introduce a breaking change?

• Yes
• No