Organize setup.py classifiers

Author: mdmintz

setup.py

@@ -50,35 +50,35 @@
     long_description=long_description,
     long_description_content_type='text/markdown',
     url='https://github.com/seleniumbase/SeleniumBase',
-    platforms=["Windows", "Linux", "Unix", "Mac OS-X"],
+    platforms=["Windows", "Linux", "Mac OS-X"],
     author='Michael Mintz',
     author_email='[email protected]',
     maintainer='Michael Mintz',
     license="MIT",
     classifiers=[
-        "License :: OSI Approved :: MIT License",
         "Development Status :: 5 - Production/Stable",
-        "Topic :: Internet",
-        "Topic :: Scientific/Engineering",
-        "Topic :: Software Development",
-        "Topic :: Software Development :: Quality Assurance",
-        "Topic :: Software Development :: Testing",
-        "Topic :: Software Development :: Testing :: Acceptance",
-        "Topic :: Software Development :: Testing :: Traffic Generation",
-        "Topic :: Utilities",
+        "Framework :: Pytest",
         "Intended Audience :: Developers",
         "Intended Audience :: Information Technology",
+        "License :: OSI Approved :: MIT License",
+        "Operating System :: MacOS :: MacOS X",
         "Operating System :: Microsoft :: Windows",
-        "Operating System :: Unix",
-        "Operating System :: MacOS",
-        "Framework :: Pytest",
+        "Operating System :: POSIX :: Linux",
         "Programming Language :: Python",
         "Programming Language :: Python :: 2.7",
-        "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Topic :: Internet",
+        "Topic :: Scientific/Engineering",
+        "Topic :: Software Development",
+        "Topic :: Software Development :: Quality Assurance",
+        "Topic :: Software Development :: Libraries",
+        "Topic :: Software Development :: Testing",
+        "Topic :: Software Development :: Testing :: Acceptance",
+        "Topic :: Software Development :: Testing :: Traffic Generation",
+        "Topic :: Utilities",
     ],
     install_requires=[
         'pip>=20.1',