* Document which data sources work with caching
* add Prometheus and Loki to exclusions
* update list of built-in data sources
I checked in Grafana v8.0.4 and these were the built-in data sources that do work with query caching.
* Apply suggestions from code review
Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>
* alphabetize list
Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>