pylint issues resolved

Ran tests, and black afterwards. Updated changes.rst and included pre-commit hooks as required.  Ran isort on imports.

tests/test_cli.py

@@ -227,10 +227,12 @@ def test_locate_app_suppress_raise(test_apps):
 
 
 def test_get_version(test_apps, capsys):
-    from flask import __version__ as flask_version
-    from werkzeug import __version__ as werkzeug_version
     from platform import python_version
 
+    from werkzeug import __version__ as werkzeug_version
+
+    from flask import __version__ as flask_version
+
     class MockCtx:
         resilient_parsing = False
         color = None