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/org_users_test.go

@@ -16,7 +16,6 @@ import (
 	"github.com/grafana/grafana/pkg/components/simplejson"
 	"github.com/grafana/grafana/pkg/models"
 	"github.com/grafana/grafana/pkg/services/accesscontrol"
-	"github.com/grafana/grafana/pkg/services/featuremgmt"
 	"github.com/grafana/grafana/pkg/services/sqlstore"
 	"github.com/grafana/grafana/pkg/setting"
 	"github.com/grafana/grafana/pkg/util"
@@ -35,8 +34,8 @@ func setUpGetOrgUsersDB(t *testing.T, sqlStore *sqlstore.SQLStore) {
 }
 
 func TestOrgUsersAPIEndpoint_userLoggedIn(t *testing.T) {
-	hs := setupSimpleHTTPServer(featuremgmt.WithFeatures())
-	settings := hs.Cfg
+	settings := setting.NewCfg()
+	hs := &HTTPServer{Cfg: settings}
 
 	sqlStore := sqlstore.InitTestDB(t)
 	sqlStore.Cfg = settings