Default GatewayParameters

[jbohanon]

Description

TODO:

• e2e tests

Fill out any of the following sections that are relevant and remove the others

API changes

• Added x field to y resource
• ...

Code changes

• Fix error in Foo() function
• Add Bar() function
• ...

CI changes

• Adjusted schedule for x job
• ...

Docs changes

• Added guide about feature x to public docs
• Updated README to account for y behavior
• ...

Context

Users ran into this bug doing ... \ Users needed this feature to ...

See slack conversation here

Interesting decisions

We chose to do things this way because ...

Testing steps

I manually verified behavior by ...

Notes for reviewers

Be sure to verify intended behavior by ...

Please proofread comments on ...

This is a complex PR and may require a huddle to discuss ...

Checklist:

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works

BOT NOTES:
resolves https://github.com/solo-io/solo-projects/issues/6113

[github-actions]

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[jenshu]

LGTM, will you add e2e tests in a follow-up PR?