[Automated] Update net-istio nightly

[knative-automation]

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

Produced via:

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

Details:

bumping knative.dev/net-istio 8aa5561...be4f06e:
  > be4f06e Revert https://github.com/knative-extensions/net-istio/pull/1085 (# 1344)

[knative-prow[bot]]

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[codecov[bot]]

Codecov Report

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

Project coverage is 84.58%. Comparing base (44a5d78) to head (59a2786). Report is 1 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #15393 +/- ## ========================================== + Coverage 84.55% 84.58% +0.03% ========================================== Files 219 219 Lines 13587 13587 ========================================== + Hits 11488 11493 +5 + Misses 1729 1726 -3 + Partials 370 368 -2 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[dprotaso]

cc @ReToCode looks like istio tls tests are broken? but I thought they were skipped

[ReToCode]

looks like istio tls tests are broken? but I thought they were skipped

Only the system-internal-tls ones are skipped. This is probably related to the revert. I'll take a look 👀