[Fix] no-unknown-property : add missing CSS transition event handlers

[baevm]

this PR adds support for onTransitionCancel, onTransitionCancelCapture, onTransitionRun, onTransitionRunCapture, onTransitionStart, onTransitionStartCapture events in no-unknown-property rule. Fixes #3993

[Copilot]

Pull request overview

Note

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Adds support in no-unknown-property for additional CSS transition event handler props so they’re not incorrectly flagged as unknown, and documents the change in the changelog.

Changes:

• Add onTransitionCancel, onTransitionRun, and onTransitionStart (and Capture variants) to the allowed DOM property list in no-unknown-property.
• Update CHANGELOG.md to record the fix and add the PR reference link.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
lib/rules/no-unknown-property.js	Extends the allowlist to include missing transition event handler props (including Capture variants).
CHANGELOG.md	Documents the rule update and adds the PR link reference.

Comments suppressed due to low confidence (1)

CHANGELOG.md:1

• There are two consecutive blank lines inserted after the new entry, which adds unnecessary whitespace and can make the changelog harder to scan. Consider removing the extra blank line(s) to keep formatting consistent (typically a single blank line between sections).

# Change Log

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.91%. Comparing base (012ec39) to head (eda9644).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4001      +/-   ##
==========================================
- Coverage   97.58%   95.91%   -1.67%     
==========================================
  Files         137      137              
  Lines       10182    10182              
  Branches     3795     3795              
==========================================
- Hits         9936     9766     -170     
- Misses        246      416     +170     

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[ljharb]

These will need tests

[baevm]

These will need tests

I added tests, but some CI checks are failing with cryptic errors, and im not sure why