chore: remove US history pruner feature toggle (#114014)

pkg/services/featuremgmt/registry.go

@@ -1542,15 +1542,6 @@ var (
 			Owner:        grafanaAlertingSquad,
 			Expression:   "true",
 		},
-		{
-			Name:              "unifiedStorageHistoryPruner",
-			Description:       "Enables the unified storage history pruner",
-			Stage:             FeatureStageGeneralAvailability,
-			Owner:             grafanaSearchAndStorageSquad,
-			HideFromAdminPage: true,
-			HideFromDocs:      true,
-			Expression:        "true", // will be removed soon
-		},
 		{
 			Name:        "azureMonitorLogsBuilderEditor",
 			Description: "Enables the logs builder mode for the Azure Monitor data source",

pkg/services/featuremgmt/toggles_gen.csv

@@ -200,7 +200,6 @@ alertRuleRestore,preview,@grafana/alerting-squad,false,false,false
 infinityRunQueriesInParallel,privatePreview,@grafana/oss-big-tent,false,false,false
 alertingMigrationUI,GA,@grafana/alerting-squad,false,false,true
 alertingImportYAMLUI,GA,@grafana/alerting-squad,false,false,true
-unifiedStorageHistoryPruner,GA,@grafana/search-and-storage,false,false,false
 azureMonitorLogsBuilderEditor,preview,@grafana/partner-datasources,false,false,false
 localeFormatPreference,preview,@grafana/grafana-frontend-platform,false,false,false
 unifiedStorageGrpcConnectionPool,experimental,@grafana/search-and-storage,false,false,false

pkg/services/featuremgmt/toggles_gen.go

@@ -810,10 +810,6 @@ const (
 	// Enables a UI feature for importing rules from a Prometheus file to Grafana-managed rules
 	FlagAlertingImportYAMLUI = "alertingImportYAMLUI"
 
-	// FlagUnifiedStorageHistoryPruner
-	// Enables the unified storage history pruner
-	FlagUnifiedStorageHistoryPruner = "unifiedStorageHistoryPruner"
-
 	// FlagAzureMonitorLogsBuilderEditor
 	// Enables the logs builder mode for the Azure Monitor data source
 	FlagAzureMonitorLogsBuilderEditor = "azureMonitorLogsBuilderEditor"

pkg/services/featuremgmt/toggles_gen.json

@@ -4214,7 +4214,8 @@
       "metadata": {
         "name": "unifiedStorageHistoryPruner",
         "resourceVersion": "1753448760331",
-        "creationTimestamp": "2025-03-17T10:36:38Z"
+        "creationTimestamp": "2025-03-17T10:36:38Z",
+        "deletionTimestamp": "2025-11-17T12:35:33Z"
       },
       "spec": {
         "description": "Enables the unified storage history pruner",