[dr ci] Flaky log classifier classifies non-infra failure as flaky

[malfet]

For PR pytorch/pytorch#99272

Thinks this failure https://github.com/pytorch/pytorch/actions/runs/10691260585/job/29638325386 is flaky/infra related, when it's clearly not:

This message can be suppressed by setting PYTORCH_PRINT_REPRO_ON_FAILURE=0
=================================== FAILURES ===================================
__________________ TestAutocastMPS.test_cast_cache_is_global ___________________
Traceback (most recent call last):
  File "/Users/ec2-user/runner/_work/pytorch/pytorch/test/test_autocast.py", line 393, in test_cast_cache_is_global
    self.assertEqual(weight_dtype_cast_counter, 2)
  File "/Users/ec2-user/runner/_work/_temp/conda_environment_10691260585/lib/python3.9/site-packages/torch/testing/_internal/common_utils.py", line 3885, in assertEqual
    raise error_metas.pop()[0].to_error(
AssertionError: Scalars are not equal!

Expected 2 but got 0.
Absolute difference: 2
Relative difference: 1.0

To execute this test, run the following from the base repo dir:
    python test/test_autocast.py TestAutocastMPS.test_cast_cache_is_global

This message can be suppressed by setting PYTORCH_PRINT_REPRO_ON_FAILURE=0
- generated xml file: /Users/ec2-user/runner/_work/pytorch/pytorch/test/test-reports/python-pytest/test_autocast/test_autocast-bcb9258c59903eb8.xml -
=========================== short test summary info ============================
FAILED [0.0022s] test_autocast.py::TestAutocastMPS::test_cast_cache_is_global - AssertionError: Scalars are not equal!

Expected 2 but got 0.
Absolute difference: 2
Relative difference: 1.0

To execute this test, run the following from the base repo dir:
    python test/test_autocast.py TestAutocastMPS.test_cast_cache_is_global

This message can be suppressed by setting PYTORCH_PRINT_REPRO_ON_FAILURE=0
!!!!!!!!!!!!!!!!!!!!!!!!!! stopping after 1 failures !!!!!!!!!!!!!!!!!!!!!!!!!!!
================== 1 failed, 16 deselected, 2 rerun in 0.23s ===================
Got exit code 1
Stopping at first consistent failure
The following tests failed consistently: ['test/test_autocast.py::TestAutocastMPS::test_cast_cache_is_global']