Add support for passing tags to Pagerduty and allow notification
on specific event categories such as Class, Group and Component.
Ref #19912, #19913
Co-authored-by: Arve Knudsen <arve.knudsen@gmail.com>
* Pagerduty notifier: configurable severity
Instead of hardcoding `critical` make it configurable per notification channel instance.
* fix html
* Add a test to ensure default severity is correct
* Notifications doc
* Add a non-default test
* Add err check on NewJson (all tests)
* Add default severity (critical) to AlertNotificationEditCtrl class
autoResolve incident checkbox was set to disabled by default but
the backend used enabled as default. This commit makes both use
disabled by defualt
fixes#10222