feat(service): relax service module feature #371

Job	Run time
semver	19s
Check Style	13s
features	46s
Test with Miri	53s
Check MSRV (1.63)	1m 27s
Test stable on ubuntu-latest	35s
Test stable on windows-latest	1m 32s
Test stable on macOS-latest	1m 33s
Test beta on ubuntu-latest	32s
Test beta on windows-latest	1m 9s
Test beta on macOS-latest	48s
Test nightly on ubuntu-latest	35s
Test nightly on windows-latest	1m 22s
Test nightly on macOS-latest	48s
Build docs	12s
CI is green	1s
	12m 45s

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