FeatureFlags: Revert managing feature flags outside of settings.Cfg (#44382)

* Revert "FeatureToggles: register all enterprise feature toggles (#44336)"

This reverts commit f53b3fb007.

* Revert "FeatureFlags: manage feature flags outside of settings.Cfg (#43692)"

This reverts commit f94c0decbd.

pkg/api/http_server.go

@@ -13,7 +13,6 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/grafana/grafana/pkg/services/featuremgmt"
 	"github.com/grafana/grafana/pkg/services/query"
 	"github.com/grafana/grafana/pkg/services/serviceaccounts"
 	"github.com/grafana/grafana/pkg/services/thumbs"
@@ -77,7 +76,6 @@ type HTTPServer struct {
 	Bus                       bus.Bus
 	RenderService             rendering.Service
 	Cfg                       *setting.Cfg
-	Features                  *featuremgmt.FeatureManager
 	SettingsProvider          setting.Provider
 	HooksService              *hooks.HooksService
 	CacheService              *localcache.CacheService
@@ -138,7 +136,7 @@ func ProvideHTTPServer(opts ServerOptions, cfg *setting.Cfg, routeRegister routi
 	loginService login.Service, accessControl accesscontrol.AccessControl,
 	dataSourceProxy *datasourceproxy.DataSourceProxyService, searchService *search.SearchService,
 	live *live.GrafanaLive, livePushGateway *pushhttp.Gateway, plugCtxProvider *plugincontext.Provider,
-	contextHandler *contexthandler.ContextHandler, features *featuremgmt.FeatureManager,
+	contextHandler *contexthandler.ContextHandler,
 	schemaService *schemaloader.SchemaLoaderService, alertNG *ngalert.AlertNG,
 	libraryPanelService librarypanels.Service, libraryElementService libraryelements.Service,
 	quotaService *quota.QuotaService, socialService social.Service, tracer tracing.Tracer,
@@ -170,7 +168,6 @@ func ProvideHTTPServer(opts ServerOptions, cfg *setting.Cfg, routeRegister routi
 		AuthTokenService:          userTokenService,
 		cleanUpService:            cleanUpService,
 		ShortURLService:           shortURLService,
-		Features:                  features,
 		ThumbService:              thumbService,
 		RemoteCacheService:        remoteCache,
 		ProvisioningService:       provisioningService,