Bump regress from 0.10.3 to 0.10.4

Bumps [regress](https://github.com/ridiculousfish/regress) from 0.10.3 to 0.10.4.
- [Release notes](https://github.com/ridiculousfish/regress/releases)
- [Commits](ridiculousfish/regress@v0.10.3...v0.10.4)

---
updated-dependencies:
- dependency-name: regress
  dependency-version: 0.10.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -8,7 +8,7 @@ name = "regress"
 crate-type = ["cdylib"]
 
 [dependencies]
-regress = "0.10.3"
+regress = "0.10.4"
 
 [dependencies.pyo3]
 version = "0.25.1"