Remove resolver override in uri spec test runner (#1279)

Author: p-mongo

spec/spec_tests/uri_options_spec.rb

@@ -14,32 +14,6 @@
         # we need to close all clients/stop monitoring to avoid monitoring
         # threads warning and interfering with these assertions
         ClientRegistry.instance.close_all_clients
-
-        module Mongo
-          class Address
-
-            private
-
-            alias :original_create_resolver :create_resolver
-            def create_resolver(timeout, ssl_options)
-              family = (host == 'localhost') ? ::Socket::AF_INET : ::Socket::AF_UNSPEC
-              info = ::Socket.getaddrinfo(host, nil, family, ::Socket::SOCK_STREAM)
-              FAMILY_MAP[info.first[4]].new(info[3], port, host)
-            end
-          end
-        end
-      end
-
-      after(:all) do
-
-        module Mongo
-          # Return the implementations to their originals for the other
-          # tests in the suite.
-          class Address
-            alias :create_resolver :original_create_resolver
-            remove_method(:original_create_resolver)
-          end
-        end
       end
 
       spec.tests.each do |test|