[Python API] Improve configuration files (#10960)

* [Python API] Improve configuration files

* fix config files

* update setup.cfd + change quotes

* move all codestyle checks to py_checks job

* update requirements_test.txt

* fix  codestyle according to flake-docstring

* fix

* fix mypy

* apply comments

samples/python/hello_query_device/hello_query_device.py

@@ -9,7 +9,7 @@ from openvino.runtime import Core
 
 
 def param_to_string(parameters) -> str:
-    """Convert a list / tuple of parameters returned from IE to a string"""
+    """Convert a list / tuple of parameters returned from IE to a string."""
     if isinstance(parameters, (list, tuple)):
         return ', '.join([str(x) for x in parameters])
     else: