[release-1.13] Bump CloudEvents GO-SDK to 2.15.2

[matzew]

Proposed Changes

• lastest of Go-Sdk

Release Note

Using 2.15.2 of Go-sdk for CloudEvents

Docs

[knative-prow]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[matzew]

/cherry-pick release-1.12

[knative-prow-robot]

@matzew: once the present PR merges, I will cherry-pick it on top of release-1.12 in a new PR and assign it to you.

In response to this:

/cherry-pick release-1.12

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[Cali0707]

/lgtm
/approve

[knative-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Cali0707, matzew

The full list of commands accepted by this bot can be found here.

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Needs approval from an approver in each of these files:

• OWNERS [Cali0707,matzew]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 52.46%. Comparing base (b11073f) to head (386b39e).

Additional details and impacted files

@@                Coverage Diff                 @@
##             release-1.13    #3740      +/-   ##
==================================================
- Coverage           57.93%   52.46%   -5.47%     
- Complexity              0      845     +845     
==================================================
  Files                  91      338     +247     
  Lines                9418    20742   +11324     
  Branches                0      273     +273     
==================================================
+ Hits                 5456    10883    +5427     
- Misses               3517     8980    +5463     
- Partials              445      879     +434     

Flag	Coverage Δ
java-unittests	74.46% <ø> (?)

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[matzew]

/test unit-tests

[matzew]

/test channel-reconciler-tests-ssl

[knative-prow-robot]

@matzew: new pull request created: #3741

In response to this:

/cherry-pick release-1.12

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.