Support zero-delay cycles #3315

Job	Run time
build-rti / docker-build	1m 15s
check-labels / check	1s
build-rti / native-build (ubuntu-latest)	7s
build-trace-tools / run (ubuntu-latest)	10s
build-rti / native-build (macos-latest)	7s
build-trace-tools / run (macos-latest)	7s
fetch-lf / extract-ref	2s
build-rti / native-build (windows-latest)	13s
unit-tests-multi / run (ubuntu-latest)	8s
build-trace-tools / run (windows-latest)	30s
unit-tests-multi / run (macos-latest)	12s
unit-tests-single / run (ubuntu-latest)	6s
unit-tests-single / run (macos-latest)	10s
lf-default-zephyr / zephyr-tests	15m 46s
lf-default-arduino / arduino-tests (ubuntu-latest)	5m 34s
lf-default / regular-tests (ubuntu-latest)	28m 13s
lf-default-arduino / arduino-tests (macos-latest)	6m 29s
lf-adaptive / regular-tests (ubuntu-latest)	28m 2s
lf-default / regular-tests (macos-latest)	26m 40s
lf-adaptive / regular-tests (macos-latest)	27m 55s
lf-default / regular-tests (windows-latest)	1h 37m 47s
lf-adaptive / regular-tests (windows-latest)	1h 36m 2s
lf-gedf-np / regular-tests (ubuntu-latest)	27m 35s
lf-python / regular-tests (ubuntu-latest)	21m 36s
lf-gedf-np / regular-tests (macos-latest)	27m 32s
lf-python / regular-tests (macos-latest)	21m 25s
lf-gedf-np / regular-tests (windows-latest)	1h 35m 8s
lf-python / regular-tests (windows-latest)	1h 14m 9s
	10h 3m 1s

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