Append "_latest" to image id if no tag is present #2418

Job	Run time
build_test_container	10m 8s
Test on macos-latest	6m 18s
No leftovers	2m 53s
CWL conformance (v1.0, docker)	6m 11s
cwltool release test	13m 4s
CWL conformance (v1.0, singularity)	6m 13s
CWL conformance (v1.0, podman)	6m 26s
Linters (lintreadme)	29s
CWL conformance (v1.1, docker)	7m 12s
Tox (3, 9, lint)	1s
Linters (shellcheck)	13s
CWL conformance (v1.1, singularity)	7m 31s
Tox (3, 9, unit)	1s
Linters (pydocstyle)	16s
CWL conformance (v1.1, podman)	7m 38s
Tox (3, 9, bandit)	1s
CWL conformance (v1.2, docker)	8m 47s
Tox (3, 9, mypy)	1s
CWL conformance (v1.2, singularity)	9m 3s
Tox (3, 10, lint)	27s
CWL conformance (v1.2, podman)	9m 11s
Tox (3, 10, unit)	43s
CWL conformance (v1.2, docker, --fast-parser)	8m 53s
Tox (3, 10, bandit)	21s
CWL conformance (v1.3.0-dev1, --relax-path-checks)	5m 45s
Tox (3, 10, mypy)	43s
Tox (3, 11, lint)	1s
Tox (3, 11, unit)	1s
Tox (3, 11, bandit)	30s
Tox (3, 11, mypy)	1s
Tox (3, 12, lint)	1s
Tox (3, 12, unit)	1s
Tox (3, 12, bandit)	1s
Tox (3, 12, mypy)	1s
Tox (3, 13, lint)	1s
Tox (3, 13, unit)	1s
Tox (3, 13, bandit)	1s
Tox (3, 13, mypy)	1s
	1h 59m 10s

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