Fixed typo

    version = sys.version_info

    version_range = None

    if os.name == "nt":

        version_range = range(7, 11)

        version_range = range(7 + 1, 10 + 1)

    else:

        version_range = range(7, 12)

        version_range = range(7 + 1, 11 + 1)

    try:

        assert version.major == 3 and version.minor in version_range, "Unsupported Python version, please use Python 3.10.x instead. You can download latest release as of 25th January (3.10.9) from here: https://www.python.org/downloads/release/python-3109/. Please, make sure to first delete current version of Python first and delete `venv` folder inside of WebUI's folder, too."