build(deps): bump webpki-roots from 1.0.7 to 1.0.8

Bumps [webpki-roots](https://github.com/rustls/webpki-roots) from 1.0.7 to 1.0.8.
- [Release notes](https://github.com/rustls/webpki-roots/releases)
- [Commits](rustls/webpki-roots@v/1.0.7...v/1.0.8)

---
updated-dependencies:
- dependency-name: webpki-roots
  dependency-version: 1.0.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]