core-js Files

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• Changes v3.45.1...v3.46.0 (116 commits)
• Map upsert stage 3 proposal:
• Fixed a FF WeakMap.prototype.getOrInsertComputed bug with callback calling before validation a key
• Iterator chunking proposal:
• Built-ins:
  • Iterator.prototype.chunks
  • Iterator.prototype.windows
• Moved to stage 2.7, September 2025 TC39 meeting
• Iterator.prototype.sliding method replaced with an extra parameter of Iterator.prototype.windows method, [tc39/proposal-iterator-chunking/#24](https://github.com/tc39/proposal-iterator-chunking//issues/24), [tc39/proposal-iterator-chunking/#26](https://github.com/tc39/proposal-iterator-chunking//issues/26)
• Fixed Iterator.zip and Iterator.zipKeyed behavior with mode: 'longest' option, #1469, thanks @lionel-rowe
• Fixed work of Object.groupBy and Iterator.zipKeyed together with Symbol polyfill - some cases of symbol keys on result null-prototype object were able to leak out to for-in
• Compat data improvements:
• Map upsert proposal features marked as shipped from FF144
• Added Node 25.0 compat data mapping
• Added Deno 2.5 compat data mapping
• Updated Electron 39 compat data mapping
• Updated Opera 121+ compat data mapping
• Added Opera Android 92 compat data mapping
• Added Oculus Quest Browser 40 compat data mapping