Bump black from 20.8b1 to 26.3.1

Bumps [black](https://github.com/psf/black) from 20.8b1 to 26.3.1.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](https://github.com/psf/black/commits/26.3.1)

---
updated-dependencies:
- dependency-name: black
  dependency-version: 26.3.1
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pyproject.toml

@@ -30,7 +30,7 @@ requires-python = ">=3.10,<3.15"
 
 [dependency-groups]
 dev = [
-	"black~=20.8b1",
+	"black~=26.3",
 	"flake8~=3.8",
 	"flake8-annotations~=2.5",
 	"flake8-bugbear~=20.11",