Chore: Remove explore content outline feature toggle (#89277)

Remove explore content outline feature toggle

pkg/services/featuremgmt/registry.go

@@ -99,15 +99,6 @@ var (
 			Expression:     "true", // enabled by default
 			AllowSelfServe: true,
 		},
-		{
-			Name:           "exploreContentOutline",
-			Description:    "Content outline sidebar",
-			Stage:          FeatureStageGeneralAvailability,
-			Owner:          grafanaExploreSquad,
-			Expression:     "true", // enabled by default
-			FrontendOnly:   true,
-			AllowSelfServe: true,
-		},
 		{
 			Name:        "datasourceQueryMultiStatus",
 			Description: "Introduce HTTP 207 Multi Status for api/ds/query",

pkg/services/featuremgmt/toggles_gen.csv

@@ -10,7 +10,6 @@ lokiExperimentalStreaming,experimental,@grafana/observability-logs,false,false,f
 featureHighlights,GA,@grafana/grafana-as-code,false,false,false
 storage,experimental,@grafana/grafana-app-platform-squad,false,false,false
 correlations,GA,@grafana/explore-squad,false,false,false
-exploreContentOutline,GA,@grafana/explore-squad,false,false,true
 datasourceQueryMultiStatus,experimental,@grafana/plugins-platform-backend,false,false,false
 autoMigrateOldPanels,preview,@grafana/dataviz-squad,false,false,true
 autoMigrateGraphPanel,preview,@grafana/dataviz-squad,false,false,true

pkg/services/featuremgmt/toggles_gen.go

@@ -51,10 +51,6 @@ const (
 	// Correlations page
 	FlagCorrelations = "correlations"
 
-	// FlagExploreContentOutline
-	// Content outline sidebar
-	FlagExploreContentOutline = "exploreContentOutline"
-
 	// FlagDatasourceQueryMultiStatus
 	// Introduce HTTP 207 Multi Status for api/ds/query
 	FlagDatasourceQueryMultiStatus = "datasourceQueryMultiStatus"

pkg/services/featuremgmt/toggles_gen.json

@@ -841,8 +841,9 @@
     {
       "metadata": {
         "name": "exploreContentOutline",
-        "resourceVersion": "1718727528075",
-        "creationTimestamp": "2023-10-13T16:57:13Z"
+        "resourceVersion": "1717578796182",
+        "creationTimestamp": "2023-10-13T16:57:13Z",
+        "deletionTimestamp": "2024-06-17T09:45:00Z"
       },
       "spec": {
         "description": "Content outline sidebar",