Bump black from 24.3.0 to 26.3.1 in the pip group across 1 directory (#46)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,5 +1,5 @@
 all-repos==1.19.1
-black==24.3.0
+black==26.3.1
 flake8==3.8.4
 isort==5.6.4
 mypy==0.790