Skip individual tests (not entire files) when running emulated JIT CI

[brandtbucher]

Since we don't have AArch64 runners, four JIT CI jobs are run under emulation.

Unfortunately, our test suite wasn't exactly designed to be run using qemu-user. That's okay, but it means that these jobs currently --exclude a bunch of test files for low-level OS functionality that currently either crash, fail, or hang under emulation.

Rather than excluding the entire files, we should probably maintain a text file of individual tests and use our test runner's --ignorefile option instead. That way, we would still have pretty good coverage of these modules.

Anyone interested in doing this?

Linked PRs

• gh-118251: Skip tests not files in JIT CI #118536
• GH-118251: Fix incomplete ternary expression in JIT workflow #118564
• GH-118251: Bump the JIT CI timeout to 90 minutes #118661

[savannahostrowski]

I'm going to take a look into this!