Add options for returning generated Cypher query and query plan in result extension

[johnymontana]

Possibly @profile and @explain query type directives.

[alflennik]

This would be awesome for debugging +1

[johnymontana]

This could also include data creation/update statistics.

[smkhalsa]

@johnymontana has there been any effort put into this? It would be very helpful.

[michaeldgraham]

https://github.com/neo4j-graphql/neo4j-graphql-js/issues/608