Revert "Fix fstat_ut (#164)"

This reverts commit af4fca4.

Author: tsayukov

util/system/fstat_ut.cpp

@@ -105,7 +105,6 @@ Y_UNIT_TEST_SUITE(TestFileStat) {
 #endif
 
     Y_UNIT_TEST(SymlinkToExistingFileTest) {
-        NFs::MakeDirectory(GetOutputPath());
         const auto path = GetOutputPath() / "file_1";
         const auto link = GetOutputPath() / "symlink_1";
         TFile(path, EOpenModeFlag::CreateNew | EOpenModeFlag::RdWr);