DOCSP-12233: redirect upcoming to master (#4)

* DOCSP-12233: redirect pages in /upcoming navigation bar to /master

Author: Chris Cho

config/redirects

@@ -1,6 +1,28 @@
 define: base https://docs.mongodb.com/mongoid
+define: master https://docs.mongodb.com/mongoid/master
 
 symlink: upcoming -> master
 symlink: current -> 7.2
 
 raw: mongoid/ -> ${base}/current
+raw: mongoid/upcoming -> ${master}
+
+raw: mongoid/upcoming/tutorials/getting-started-sinatra -> ${master}/tutorials/getting-started-sinatra
+raw: mongoid/upcoming/tutorials/getting-started-rails -> ${master}/tutorials/getting-started-rails
+raw: mongoid/upcoming/tutorials/mongoid-installation -> ${master}/tutorials/mongoid-installation
+raw: mongoid/upcoming/tutorials/mongoid-configuration -> ${master}/tutorials/mongoid-configuration
+raw: mongoid/upcoming/tutorials/mongoid-documents -> ${master}/tutorials/mongoid-documents
+raw: mongoid/upcoming/tutorials/mongoid-persistence -> ${master}/tutorials/mongoid-persistence
+raw: mongoid/upcoming/tutorials/mongoid-queries -> ${master}/tutorials/mongoid-queries
+raw: mongoid/upcoming/tutorials/mongoid-relations -> ${master}/tutorials/mongoid-relations
+raw: mongoid/upcoming/tutorials/mongoid-nested-attributes -> ${master}/tutorials/mongoid-nested-attributes
+raw: mongoid/upcoming/tutorials/mongoid-callbacks -> ${master}/tutorials/mongoid-callbacks
+raw: mongoid/upcoming/tutorials/mongoid-validation -> ${master}/tutorials/mongoid-validation
+raw: mongoid/upcoming/tutorials/mongoid-indexes -> ${master}/tutorials/mongoid-indexes
+raw: mongoid/upcoming/tutorials/sharding -> ${master}/tutorials/sharding
+raw: mongoid/upcoming/tutorials/mongoid-sessions -> ${master}/tutorials/mongoid-sessions
+raw: mongoid/upcoming/tutorials/mongoid-transactions -> ${master}/tutorials/mongoid-transactions
+raw: mongoid/upcoming/tutorials/mongoid-rails -> ${master}/tutorials/mongoid-rails
+raw: mongoid/upcoming/tutorials/mongoid-upgrade -> ${master}/tutorials/mongoid-upgrade
+raw: mongoid/upcoming/additional-resources -> ${master}/additional-resources
+raw: mongoid/upcoming/ecosystem -> ${master}/ecosystem