Merge pull request #255 from bitpay/dependabot/pip/mypy-2.1.0

Bump mypy from 1.20.1 to 2.1.0

Author: aharoitx

Pipfile

@@ -12,7 +12,7 @@ pydantic = "==2.13.4"
 black = "==26.5.1"
 pytest = "==9.0.3"
 pytest-mock = "==3.15.1"
-mypy = "==1.20.1"
+mypy = "==2.1.0"
 pytest-mypy-plugins = "==4.0.2"
 pytest-cov = "==7.1.0"