Bump segno from 1.4.1 to 1.6.1

Bumps [segno](https://github.com/heuer/segno) from 1.4.1 to 1.6.1.
- [Release notes](https://github.com/heuer/segno/releases)
- [Changelog](https://github.com/heuer/segno/blob/master/CHANGES.rst)
- [Commits](heuer/segno@1.4.1...1.6.1)

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

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

pyproject.toml

@@ -9,7 +9,7 @@ authors = [{ name = "Richard Kiss", email = "[email protected]" }]
 license = { file = "LICENSE" }
 readme = "README.md"
 dependencies = [
-  "segno==1.4.1",
+  "segno==1.6.1",
   "chia_base>=0.1.5",
   "chialisp_puzzles>=0.1.1",
 ]