[Automated] Update net-contour nightly

[knative-automation]

/assign @knative/serving-writers /cc @knative/serving-writers

Produced via:

for x in net-contour.yaml contour.yaml; do
  curl https://storage.googleapis.com/knative-nightly/net-contour/latest/$x > ${GITHUB_WORKSPACE}/./third_party/contour-latest/$x
done

Details:

bumping knative.dev/net-contour 80ccaca...b28a029:
  > b28a029 Default TLS certificate shouldn't be applied to cluster local routes (# 1111)

[knative-prow[bot]]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: knative-automation Once this PR has been reviewed and has the lgtm label, please assign cali0707 for approval. For more information see the Kubernetes Code Review Process.

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 84.55%. Comparing base (a3ee9b8) to head (fa80e46). Report is 1 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #15383 +/- ## ========================================== - Coverage 84.61% 84.55% -0.06% ========================================== Files 219 219 Lines 13587 13587 ========================================== - Hits 11497 11489 -8 - Misses 1724 1729 +5 - Partials 366 369 +3 ```

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