[Automated] Update net-kourier nightly

[knative-automation]

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

Produced via:

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

Details:

bumping knative.dev/net-kourier 79d8870...ee84bf1:
  > ee84bf1 upgrade to latest dependencies (# 1275)

[knative-prow[bot]]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov[bot]]

Codecov Report

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

Project coverage is 84.54%. Comparing base (8ab2768) to head (7d6ea6a). Report is 3 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #15423 +/- ## ======================================= Coverage 84.54% 84.54% ======================================= Files 219 219 Lines 13593 13593 ======================================= Hits 11492 11492 + Misses 1734 1732 -2 - Partials 367 369 +2 ```

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