HTTPBackendRef ResponseHeaderModifier Conformance Test

[dprotaso]

What type of PR is this?
/kind cleanup
/kind test
/area conformance

What this PR does / why we need it:

This adds test coverage for an extended feature - HTTPBackendRef being able to support the responseHeader filter

Which issue(s) this PR fixes:
N/A

Does this PR introduce a user-facing change?:

NONE

[dprotaso]

adding approvers
/assign @arkodg @mlavacca @sunjayBhatia

adding reviewers
/cc @LiorLieberman @michaelbeaumont @Xunzhuo

[dprotaso]

Conformance reviewers/approvers - can I get review please @arkodg @mlavacca @sunjayBhatia @michaelbeaumont @LiorLieberman @Xunzhuo

[dprotaso]

/retest

[dprotaso]

Conformance reviewers/approvers - can I get review please @arkodg @mlavacca @sunjayBhatia @michaelbeaumont @LiorLieberman @Xunzhuo

Hoping this lands in v1.1 this week

[LiorLieberman]

Thanks!
/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: dprotaso
Once this PR has been reviewed and has the lgtm label, please assign robscott for approval. For more information see the Kubernetes Code Review Process.

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[LiorLieberman]

/lgtm

[robscott]

Thanks for the work on this @dprotaso! Before we merge something like this, I think it would be good to figure out #3009.

/hold

[k8s-ci-robot]

PR needs rebase.

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[k8s-ci-robot]

@dprotaso: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-gateway-api-crds-validation-5	bd8f09c	link	true	/test pull-gateway-api-crds-validation-5
pull-gateway-api-crds-validation-3	bd8f09c	link	true	/test pull-gateway-api-crds-validation-3
pull-gateway-api-crds-validation-1	bd8f09c	link	true	/test pull-gateway-api-crds-validation-1
pull-gateway-api-crds-validation-4	bd8f09c	link	true	/test pull-gateway-api-crds-validation-4
pull-gateway-api-crds-validation-2	bd8f09c	link	true	/test pull-gateway-api-crds-validation-2

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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