Merge pull request #18 from timohl/remove-mypy-dependency

Moved mypy to dev dependency

Author: bluebird75

setup.cfg

@@ -26,7 +26,6 @@ package_dir =
 
 python_requires = >=3.7
 install_requires =
-    mypy>=1.0
     PySide6>=6.0
 
 [options.package_data]
@@ -39,4 +38,5 @@ exclude =
 
 [options.extras_require]
 dev =
-    pytest
+    pytest
+    mypy>=1.0