Chore: Add context to star and stats (#39591)

* Add context to star and stats

* Use WithTransactionalDbSession

* Add additional ctx

* Remove convey

* Fix star handler name

* Use WithDbSession, use DispatchCtx

* Remove xorm from star

pkg/services/sqlstore/stats_integration_test.go

@@ -4,6 +4,7 @@
 package sqlstore
 
 import (
+	"context"
 	"testing"
 
 	"github.com/grafana/grafana/pkg/models"
@@ -14,6 +15,6 @@ func TestIntegration_GetAdminStats(t *testing.T) {
 	InitTestDB(t)
 
 	query := models.GetAdminStatsQuery{}
-	err := GetAdminStats(&query)
+	err := GetAdminStats(context.Background(), &query)
 	require.NoError(t, err)
 }