Check super method to be called and force no arguments if none expected

This fixes an issue with Ruby 2.6 where `super` usage when no
    arguments are passed results in an argument error

plugins/commands/serve/util/has_broker.rb

@@ -12,7 +12,12 @@ module VagrantPlugins
           @broker = opts.delete(:broker)
           raise ArgumentError,
             "Expected `Broker' to be provided" if @broker.nil?
-          super
+
+          if self.method(:initialize).super_method.parameters.empty?
+            super()
+          else
+            super
+          end
         end
       end
     end

plugins/commands/serve/util/has_logger.rb

@@ -10,7 +10,12 @@ module VagrantPlugins
 
         def initialize(*args, **opts, &block)
           @logger = Log4r::Logger.new(self.class.name.downcase)
-          super
+
+          if self.method(:initialize).super_method.parameters.empty?
+            super()
+          else
+            super
+          end
         end
       end
     end

plugins/commands/serve/util/has_mapper.rb

@@ -14,7 +14,12 @@ module VagrantPlugins
           if respond_to?(:broker)
             @mapper.add_argument(broker)
           end
-          super
+
+          if self.method(:initialize).super_method.parameters.empty?
+            super()
+          else
+            super
+          end
         end
       end
     end