tnt_fiber_csw is not a monotonic metric since it summarize context
switches over all current fibers. If fiber is already dead, its share
is no more included. Thus, using rate on tnt_fiber_csw is incorrect.
alerts: remove fiber csw example
Using rate with tnt_fiber_csw metric is incorrect.
dashboard: fix context switches panel
tnt_fiber_csw is not a monotonic metric since it summarize context switches over all current fibers. If fiber is already dead, its share is no more included. Thus, using rate on tnt_fiber_csw is incorrect.
alerts: remove fiber csw example
Using rate with tnt_fiber_csw metric is incorrect.
Follows up #72