fix DbrxModelTest::test_offloaded_cache_implementation_0_offloaded

[faaany]

What does this PR do?

Fixes # (issue)

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[Rocketknight1]

cc @gante @IlyasMoutawwakil - @faaany can you explain the issue that requires this?

[gante]

Hey 👋

This test was deleted in #37724, so there is no need to fix it 🤗 Recent PR that might be relevant to you @faaany : #37873

(I also noticed that overwrites of the deleted test were not deleted -- #37896 deletes them @Rocketknight1 )

[faaany]

great, thanks!

[faaany]

close as the test was deleted.