Merge pull request #120249 from pacoxu/downwardAPI-hugepages

remove GAed FG DownwardAPIHugePages

pkg/apis/core/validation/validation_test.go

@@ -5727,7 +5727,6 @@ func TestHugePagesEnv(t *testing.T) {
 	// enable gate
 	for _, testCase := range testCases {
 		t.Run(testCase.Name, func(t *testing.T) {
-			defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.DownwardAPIHugePages, true)()
 			opts := PodValidationOptions{}
 			if errs := validateEnvVarValueFrom(testCase, field.NewPath("field"), opts); len(errs) != 0 {
 				t.Errorf("expected success, got: %v", errs)