Bump rstest from 0.21.0 to 0.26.1

Bumps [rstest](https://github.com/la10736/rstest) from 0.21.0 to 0.26.1.
- [Release notes](https://github.com/la10736/rstest/releases)
- [Changelog](https://github.com/la10736/rstest/blob/master/CHANGELOG.md)
- [Commits](la10736/rstest@v0.21.0...v0.26.1)

---
updated-dependencies:
- dependency-name: rstest
  dependency-version: 0.26.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -50,7 +50,7 @@ hex-literal = "0.4.1"
 # for secp sigs
 k256 = "0.13.4"
 p256 = "0.13.2"
-rstest = "0.21.0"
+rstest = "0.26.1"
 criterion = "0.5.1"
 hex = "0.4.3"
 pyo3 = "0.22.6"