Merge pull request #259 from bitpay/dependabot/pip/black-26.5.0

Bump black from 26.3.1 to 26.5.0

Author: aharoitx

Pipfile

@@ -9,7 +9,7 @@ requests = "==2.33.1"
 pydantic = "==2.13.4"
 
 [dev-packages]
-black = "==26.3.1"
+black = "==26.5.0"
 pytest = "==9.0.3"
 pytest-mock = "==3.15.1"
 mypy = "==1.20.1"