[Transport] Updates Curb and Manticore tests

Author: picandocodigo

elasticsearch-transport/test/unit/transport_curb_test.rb

@@ -57,7 +57,7 @@ class Elasticsearch::Transport::Transport::HTTP::FaradayTest < Minitest::Test
       should "perform request with headers" do
         @transport.connections.first.connection.expects(:put_data=).with('{"foo":"bar"}')
         @transport.connections.first.connection.expects(:http).with(:POST).returns(stub_everything)
-        @transport.connections.first.connection.headers.expects(:merge!).with("Content-Type" => "application/x-ndjson")
+        @transport.connections.first.connection.headers.expects(:merge!).with({"Content-Type" => "application/x-ndjson"})
 
         @transport.perform_request 'POST', '/', {}, {:foo => 'bar'}, {"Content-Type" => "application/x-ndjson"}
       end

elasticsearch-transport/test/unit/transport_manticore_test.rb

@@ -215,7 +215,7 @@ def common_headers
                   transport_options: { potatoes: 1 }
                 }
 
-                ::Manticore::Client.expects(:new).with(potatoes: 1, ssl: {})
+                ::Manticore::Client.expects(:new).with({ potatoes: 1, ssl: {} })
                 transport = Manticore.new(hosts: [{ host: 'foobar', port: 1234 }], options: options)
                 assert_equal(transport.options[:transport_options][:potatoes], 1)
               end