feat!: add extra port support

[Racer159]

Description

This adds support for adding additional ports to uds-k3d for testing with uds packages that may require additional ports to be exposed.

⚠️ BREAKING CHANGE This PR removes the passthrough gateway rules for the older login.uds.dev and keycloak.uds.dev entries.

Related Issue

Fixes #N/A

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Other (security config, docs update, etc)

Checklist before merging

• Test, docs, adr added or updated as needed
• Contributor Guide Steps(https://github.com/defenseunicorns/uds-template-capability/blob/main/CONTRIBUTING.md#submitting-a-pull-request) followed

[daveworth]

reviewed and approved licensing and asked a single question. I will definitely defer to the UDS Core folks for review

[mjnagel]

Not a huge fan of adding this complexity, especially untested here, but I do see the testing need if trying to enable something like GitLab + SSH.

[Racer159]

Not a huge fan of adding this complexity, especially untested here, but I do see the testing need if trying to enable something like GitLab + SSH.

We could add some light testing if we wanted to have a simple nginx app with a loadbalancer in front of it responding over different ports

[daveworth]

approving for codeowner pieces per @mjnagel