Add changelog for v0.23.6

[sp1999]

Issue #, if available:
#3770

Description of changes:
This PR adds changelog for v0.23.6 patch release.

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[sp1999]

/hold
/approve

[eks-distro-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: sp1999

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Details

Needs approval from an approver in each of these files:

• docs/OWNERS [sp1999]

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[sp1999]

/cherry-pick release-0.23

[eks-distro-pr-bot]

@sp1999: once the present PR merges, I will cherry-pick it on top of release-0.23 in a new PR and assign it to you.

Details

In response to this:

/cherry-pick release-0.23

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.

[sp1999]

/cherry-pick release-0.24

[eks-distro-pr-bot]

@sp1999: once the present PR merges, I will cherry-pick it on top of release-0.24 in a new PR and assign it to you.

Details

In response to this:

/cherry-pick release-0.24

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.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 69.56%. Comparing base (650a597) to head (e33c5dc).

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #10446   +/-   ##
=======================================
  Coverage   69.56%   69.56%           
=======================================
  Files         670      670           
  Lines       40676    40676           
=======================================
  Hits        28297    28297           
  Misses      10670    10670           
  Partials     1709     1709           

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[peirulu]

/lgtm