Bump webpush from 0.3.8 to 1.0.0 (#11614)

Bumps [webpush](https://github.com/zaru/webpush) from 0.3.8 to 1.0.0.
- [Release notes](https://github.com/zaru/webpush/releases)
- [Changelog](https://github.com/zaru/webpush/blob/master/CHANGELOG.md)
- [Commits](https://github.com/zaru/webpush/compare/v0.3.8...v1.0.0

)

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