Update the setup to not check migration files

setup.cfg

@@ -5,13 +5,19 @@ ignore_missing_imports = True
 [mypy-opentech.*]
 ignore_errors = True
 
+# Turn on type checking in the apply folder
 [mypy-opentech.apply.*]
 check_untyped_defs = True
 ignore_errors = False
 
+# Enforce writing type definitions within workflow
 [mypy-opentech.apply.workflow*]
 disallow_untyped_defs = True
 
+# Exclude migrations globally - must be at end
+[mypy-*.migrations*]
+ignore_errors = True
+
 [flake8]
 ignore=E501,F405
 exclude=*/migrations/*