[NNC] call super().setUp() & tearDown() in test_tensorexpr.py (#74504)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/74504
Same as #73762. This will make these tests obey PYTORCH_TEST_WITH_SLOW
and PYTORCH_TEST_SKIP_FAST
Test Plan: Imported from OSS
Reviewed By: ZolotukhinM
Differential Revision: D35036771
Pulled By: davidberard98
fbshipit-source-id: a456c109cda365839cda56758ca4d6873e9e159c
(cherry picked from commit eeb70f54422dee287391f700bce298f285992704)
