[Flaky Test] `tests/python/unittest/test_custom_datatypes.py::test_myfloat`

[mbs-octoml]

These tests were found to be flaky (intermittently failing on main or failed in a PR with unrelated changes). See the docs for details.

Tests(s)

• tests/python/unittest/test_custom_datatypes.py::test_myfloat

Jenkins Links

• https://ci.tlcpack.ai/job/tvm/job/PR-12078/2/display/redirect

[masahi]

A dup of #11580, feel free to disable this test.