Update dependency browser-sync to v2.26.12

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
browser-sync (source)	devDependencies	patch	2.26.10 -> 2.26.12

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Release Notes

BrowserSync/browser-sync

### [`v2.26.12`](https://togithub.com/BrowserSync/browser-sync/compare/v2.26.10...v2.26.12) [Compare Source](https://togithub.com/BrowserSync/browser-sync/compare/v2.26.10...v2.26.12)

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