update makefile for ruby example move

Author: kay-kim

Makefile

@@ -112,8 +112,8 @@ examples:
 	curl -SfL https://raw.githubusercontent.com/mongodb/node-mongodb-native/master/test/examples/update_documents.js                      -o ${DRIVERS_PATH}/node_update.js
 
 # ruby
-	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-ruby-driver/master/spec/mongo/shell_examples_spec.rb -o ${DRIVERS_PATH}/shell_examples_spec.rb
-	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-ruby-driver/master/spec/mongo/change_stream_examples_spec.rb -o ${DRIVERS_PATH}/change_stream_examples_spec.rb
+	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-ruby-driver/master/spec/integration/shell_examples_spec.rb -o ${DRIVERS_PATH}/shell_examples_spec.rb
+	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-ruby-driver/master/spec/integration/change_stream_examples_spec.rb -o ${DRIVERS_PATH}/change_stream_examples_spec.rb
 	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-ruby-driver/master/spec/integration/transactions_examples_spec.rb -o ${DRIVERS_PATH}/transactions_examples_spec.rb
 
 # scala