22d94d92ae
Invalid PostableSilences could be passed to the Alerting API - if they
are passed all the way down into the alertmanager data layer, they can
cause a panic. This change adds validation to avoid a panic in the
alertmanager.
(cherry picked from commit 103087a1a5)
Co-authored-by: Joe Blubaugh <joe.blubaugh@grafana.com>