v1.4.3 defaul gh_token fix

Author: sepi

setup.py

@@ -17,7 +17,7 @@
     name='webdriver_manager',
     packages=setuptools.find_packages(exclude=['tests']),
     include_package_data=True,
-    version='1.4.2',
+    version='1.4.3',
     description=('Library provides the way to automatically manage drivers for different browsers'),
     author='Sergey Pirogov',
     author_email='automationremarks@gmail.com',