Bump flate2 from 1.0.25 to 1.0.26

Bumps [flate2](https://github.com/rust-lang/flate2-rs) from 1.0.25 to 1.0.26.
- [Release notes](https://github.com/rust-lang/flate2-rs/releases)
- [Commits](https://github.com/rust-lang/flate2-rs/commits)

---
updated-dependencies:
- dependency-name: flate2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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