rancher: don't use 'debug' log level by default
This MR unsets the debug log level that we currently have as default for Rancher Server:
- using
debug: trueis a leftover from the very early days of Sylva/Telco cloud - we don't usually enable debug log level for any component by default
-
rancherpod logs are messy as hell and very verbose
Edited by Thomas Morin