Run libev unit tests in CI and stop silently skipping tests #1142

Job	Run time
Test wheels building / Prepare matrix to run for 3.13 on `linux,macos-x86,macos-arm,windows,linux-aarch64`	3s
Test wheels building / Build source distribution	12s
Test wheels building / Build wheels for linux-aarch64 on ubuntu-24.04-arm	5m 5s
Test wheels building / Build wheels for windows on windows-2022	5m 39s
Test wheels building / Build wheels for macos-arm on macos-14	3m 41s
Test wheels building / Build wheels for linux on ubuntu-24.04	3m 6s
Test wheels building / Build wheels for macos-x86 on macos-15-intel	6m 2s
	23m 48s

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