Refresh the proxy example list

Author: mdmintz

seleniumbase/config/proxy_list.py

@@ -21,7 +21,6 @@
 PROXY_LIST = {
     "example1": "52.187.121.7:3128",  # (Example) - set your own proxy here
     "example2": "193.32.6.6:8080",  # (Example) - set your own proxy here
-    "example3": "185.204.208.78:8080",  # (Example) - set your own proxy here
     "proxy1": None,
     "proxy2": None,
     "proxy3": None,