OpenFeature: Initialize early (#108594)

* Move OpenFeatureInit

* Remove unused import

* Remove todo

pkg/server/server.go

@@ -11,7 +11,6 @@ import (
 	"strconv"
 	"sync"
 
-	"github.com/grafana/grafana/pkg/services/featuremgmt"
 	"golang.org/x/sync/errgroup"
 
 	"github.com/prometheus/client_golang/prometheus"
@@ -132,11 +131,6 @@ func (s *Server) Init() error {
 		return err
 	}
 
-	// Initialize the OpenFeature feature flag system
-	if err := featuremgmt.InitOpenFeatureWithCfg(s.cfg); err != nil {
-		return err
-	}
-
 	return s.provisioningService.RunInitProvisioners(s.context)
 }