Alerting: Support for active time intervals in notification policies (#104252)

* add active_time_intervals to route model

* update k8s compat layer

* update notification policies service to validate active time intervals

* update integration tests

* update openapi

* add active time interval to model

* update route generator to include active time interval

* Update storage list and rename methods to handle active intervals

* update api model

* update provisioning and export models

* update ui to allow active timing config

* update i18n

* fix snapshots for ui tests

* run prettier

* Alerting: Active time intervals UI naming (#104402)

* update naming in UI

* update naming in the edit page title

* update translations

* update alerting module

---------

Signed-off-by: Yuri Tseretyan <yuriy.tseretyan@grafana.com>
Co-authored-by: Sonia Aguilar <33540275+soniaAguilarPeiron@users.noreply.github.com>
Co-authored-by: Sonia Aguilar <soniaaguilarpeiron@gmail.com>

pkg/services/ngalert/api/api_provisioning.go

@@ -630,6 +630,13 @@ func escapeRouteExport(r *definitions.RouteExport) {
 		}
 		r.MuteTimeIntervals = &muteTimeIntervals
 	}
+	if r.ActiveTimeIntervals != nil {
+		intervals := make([]string, len(*r.ActiveTimeIntervals))
+		for i, timeInterval := range *r.ActiveTimeIntervals {
+			intervals[i] = addEscapeCharactersToString(timeInterval)
+		}
+		r.ActiveTimeIntervals = &intervals
+	}
 	for i := range r.Routes {
 		escapeRouteExport(r.Routes[i])
 	}