docs: Update changelog for v3.0

[cloudxxx8]

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PR Checklist

Please check if your PR fulfills the following requirements:

• [x] I am not introducing a breaking change (if you are, flag in conventional commit message with BREAKING CHANGE: describing the break)
• [x] I am not introducing a new dependency (add notes below if you are)
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[codecov-commenter]

Codecov Report

Merging #313 (6cef6ee) into main (d7cd9da) will not change coverage. The diff coverage is n/a.

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