[sensors-10] schedule def new API
Should note: this will require a wipe for folks who are running off of master. This changes the schema by dropping run_key as a column, and changing the tick data schema.
Thought about doing a migration, but it might save some complexity to require the wipe.
Test Plan: bk
Reviewers: dgibson, schrockn, sashank
Reviewed By: dgibson
Differential Revision: https://dagster.phacility.com/D5282