Update dependency @sinonjs/fake-timers to v15

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@sinonjs/fake-timers	11.3.1 -> 15.0.0

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Release Notes

sinonjs/fake-timers (@​sinonjs/fake-timers)

v15.0.0

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• feat: Add additional auto advance time controls (#​509)
• Upgrade dependencies and drop support for Node 18 in favor of Node 24 (#​526 and #​523)

v14.0.0

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• breaking: Drop Node 16, use Node 22 LTS and update tests to handle the new Navigation API (#​519)
• fix: Resilient to prototype pollution of Intl (#​517)
• fix: return fake version for performance.timeOrigin (#​515)

v13.0.5

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• Ensure checks based Object.keys length pass for fake Dates (#​513)

v13.0.4

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• Fix constructor-based checks for fake Date no longer pass after installing (#​512) (patches the patch)

v13.0.3

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• Ensure checks based on the constructor property passes for fake Dates (#​511)

v13.0.2

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• fix #​504: make instances of original Date pass as instances of the fake Date (#​505)

v13.0.1

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• Add a guard to prevent test from failing in Puppeteer
• Add a missing test on using timers not present on a custom global
• Fix toString() output

v13.0.0

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• fix: fake all supported timers by default (#​323) (BREAKING)

v12.0.0

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• Support performance.measure+mark (#​499)
• fix: save methods of children Date instance (#​437) (#​480) (potentially BREAKING)

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