chore(core): define kEnumerableProperty atomically

[aduh95]

This relates to...

Rationale

We have a lint rule to enforce use __proto__: over Object.create, I think the rationale is that the engine has less work to do to optimize it

Changes

Features

Bug Fixes

Breaking Changes and Deprecations

Status

• I have read and agreed to the Developer's Certificate of Origin
• Tested
• Benchmarked (optional)
• Documented
• Review ready
• In review
• Merge ready

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.21%. Comparing base (99912e8) to head (124c125).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5332   +/-   ##
=======================================
  Coverage   93.21%   93.21%           
=======================================
  Files         110      110           
  Lines       36598    36600    +2     
=======================================
+ Hits        34116    34118    +2     
  Misses       2482     2482           

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