Update UT and PyLint settings

[JeffSteinbok]

This pull request includes several changes to the codebase, focusing on improving the structure and functionality of the pydreo module and its associated tests. The most important changes include updates to linting settings, the addition of new helper methods, and enhancements to test files for better type checking and functionality.

• PyLint must now be ERROR-free to PR.
• Upgrades versions of the GitHub actions

Configuration Updates:

• .vscode/settings.json: Updated pylint arguments and enabled pytest for testing.

Helper Methods:

• custom_components/dreo/pydreo/helpers.py: Added name_from_value, value_from_name, and get_name_list static methods to the Helpers class.

Test Enhancements:

• tests/pydreo/test_helpers.py: Added new tests for the Helpers class methods value_from_name, name_from_value, and get_name_list.
• tests/pydreo/test_all_devices.py: Enhanced the test_load_devices method to include additional assertions for speed_range and preset_modes.

Type Checking and Imports:

• tests/pydreo/call_json.py, tests/pydreo/defaults.py, tests/pydreo/imports.py, tests/pydreo/testbase.py, tests/pydreo/utils.py: Added TYPE_CHECKING imports to improve type checking and conditional imports. [1] [2] [3] [4] [5]

[JeffSteinbok]

@iRonin , @andy-cooper - Have a quick look and make sure your stuff still works. Had to make some minor changes to get rid of existing lint errors.