test: ignore tests that use utc locally and only run them in ci #634

Job	Run time
Clippy (stable)	23s
Rustfmt	11s
Clippy (Future) (beta)	25s
Build docs (stable, macos-latest)	27s
Clippy (Future) (nightly)	24s
Build docs (stable, ubuntu-latest)	18s
Check MSRV (pace-rs, 1.74.1)	2m 40s
Build docs (stable, windows-latest)	1m 15s
ubuntu / stable / features	2m 31s
Check MSRV (pace_core, 1.74.1)	2m 12s
Test (stable, macos-latest)	2m 40s
Check MSRV (pace_cli, 1.74.1)	2m 12s
Test (stable, ubuntu-latest)	1m 0s
Test (stable, windows-latest)	2m 21s
Test (beta, macos-latest)	2m 21s
Test (beta, ubuntu-latest)	1m 4s
Test (beta, windows-latest)	2m 37s
Result (CI)	1s
	25m 2s

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