SSE/QuerySvc: (Chore) Remove expression parser code and feature toggle (#110117)

pkg/expr/graph_test.go

@@ -7,7 +7,6 @@ import (
 	"github.com/stretchr/testify/require"
 
 	"github.com/grafana/grafana/pkg/services/datasources"
-	"github.com/grafana/grafana/pkg/services/featuremgmt"
 	"github.com/grafana/grafana/pkg/setting"
 )
 
@@ -234,8 +233,7 @@ func TestServicebuildPipeLine(t *testing.T) {
 		},
 	}
 	s := Service{
-		features: featuremgmt.WithFeatures(featuremgmt.FlagExpressionParser),
-		cfg:      setting.NewCfg(),
+		cfg: setting.NewCfg(),
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {