The charm validates changes in the snap_channel parameter using these tracks [1].
1. https://git.launchpad.net/charm-grafana/tree/src/lib/charms/layer/grafana.py#n44
The charm validates changes in the snap_channel parameter using these tracks [1].
1. https:/ /git.launchpad. net/charm- grafana/ tree/src/ lib/charms/ layer/grafana. py#n44