fix fuzzer for hostpath type that the path can be an empty string

pkg/api/fuzzer/fuzzer.go

@@ -360,7 +360,7 @@ var Funcs = func(codecs runtimeserializer.CodecFactory) []interface{} {
 			types := []api.HostPathType{api.HostPathUnset, api.HostPathDirectoryOrCreate, api.HostPathDirectory,
 				api.HostPathFileOrCreate, api.HostPathFile, api.HostPathSocket, api.HostPathCharDev, api.HostPathBlockDev}
 			typeVol := types[c.Rand.Intn(len(types))]
-			if obj.Path != "" && obj.Type == nil {
+			if obj.Type == nil {
 				obj.Type = &typeVol
 			}
 		},