Faster class delegator

Support changes introduced by rails/rails@dc17084

Author: aidanharan

lib/active_record/connection_adapters/sqlserver/type/time.rb

@@ -11,7 +11,7 @@ def serialize(_value)
             value = super
             return value unless value.acts_like?(:time)
 
-            time = "#{value.to_formatted_s(:_sqlserver_time)}.#{quote_fractional(value)}"
+            time = "#{value.__getobj__.to_formatted_s(:_sqlserver_time)}.#{quote_fractional(value)}"
             Data.new(time, self)
           end